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A repository to keep track of problem solving practice, containing solutions from platforms:
- Codeforces (my only active account: flyingspoon, also my old permanently inactive account: retired_account)
# | Title | Solution | Tags | Submitted |
---|---|---|---|---|
1052 | B - Space Harbour | C++17 (GCC 9-64) | data structures implementation math sortings *2100 |
Feb/03/2024 19:13 |
1051 | C - MEX Repetition | C++17 (GCC 9-64) | implementation math *1100 |
Sep/06/2023 14:37 |
1050 | F - Pudding Monsters | C++17 (GCC 9-64) | data structures divide and conquer *3000 |
Jun/26/2022 03:34 |
1049 | G - Gastronomic Event | C++20 (GCC 11-64) | dp greedy trees |
Apr/24/2022 09:15 |
1048 | I - Ice Cream Shop | C++17 (GCC 9-64) | brute force implementation sortings |
Apr/24/2022 08:54 |
1047 | F - Antennas | C++17 (GCC 9-64) | data structures dfs and similar graphs graphs implementation implementation shortest paths shortest paths |
Apr/24/2022 08:35 |
1046 | D - Evolution of Weasels | C++17 (GCC 9-64) | greedy implementation strings |
Apr/24/2022 07:55 |
1045 | M - Bottle Arrangements | C++20 (GCC 11-64) | constructive algorithms |
Apr/24/2022 07:47 |
1044 | H - Boundary | C++20 (GCC 11-64) | brute force math |
Apr/24/2022 07:40 |
1043 | A - Organizing SWERC | C++17 (GCC 9-64) | brute force implementation |
Apr/24/2022 07:11 |
1042 | G - Kuroni and Antihype | C++17 (GCC 9-64) | bitmasks brute force dp dsu graphs *3500 |
Mar/17/2022 11:17 |
1041 | C - Mike and Foam | C++17 (GCC 9-64) | bitmasks combinatorics dp math number theory *2300 |
Mar/12/2022 09:07 |
1040 | D - Birthday | C++17 (GCC 9-64) | data structures dfs and similar dp trees *2700 |
Mar/12/2022 08:36 |
1039 | E - Little Elephant and Strings | C++17 (GCC 9-64) | data structures implementation string suffix structures two pointers *2800 |
Mar/10/2022 14:59 |
1038 | F - Xor-Paths | C++17 (GCC 9-64) | bitmasks brute force dp meet-in-the-middle *2100 |
Mar/10/2022 14:20 |
1037 | D - Nearest Excluded Points | C++17 (GCC 9-64) | binary search data structures dfs and similar graphs shortest paths *1900 |
Mar/10/2022 10:48 |
1036 | C - Fault-tolerant Network | C++17 (GCC 9-64) | brute force data structures implementation *1500 |
Mar/10/2022 10:14 |
1035 | B - Prove Him Wrong | C++17 (GCC 9-64) | constructive algorithms greedy *800 |
Mar/10/2022 09:46 |
1034 | A - Playoff | C++17 (GCC 9-64) | implementation *800 |
Mar/10/2022 09:37 |
1033 | E - Cycling City | C++17 (GCC 9-64) | dfs and similar graphs *3100 |
Mar/09/2022 16:07 |
1032 | D - Boboniu and Jianghu | C++17 (GCC 9-64) | dp greedy sortings trees *2800 |
Mar/02/2022 14:27 |
1031 | G - Tree Modification | C++17 (GCC 9-64) | brute force constructive algorithms dfs and similar graph matchings graphs trees *2800 |
Mar/02/2022 12:02 |
1030 | E - Alex and Complicated Task | C++17 (GCC 7-32) | data structures dp greedy *2300 |
Feb/26/2022 14:53 |
1029 | F - Paper task | C++17 (GCC 7-32) | data structures string suffix structures strings *2600 |
Feb/23/2022 12:18 |
1028 | I - Fake News (hard) | C++17 (GCC 7-32) | string suffix structures *2300 |
Feb/23/2022 11:15 |
1027 | F - Forbidden Indices | C++17 (GCC 7-32) | dsu string suffix structures strings *2400 |
Feb/23/2022 10:59 |
1026 | D - Repetitions Decoding | C++17 (GCC 7-32) | constructive algorithms sortings *2000 |
Feb/23/2022 06:39 |
1025 | C - Great Sequence | C++17 (GCC 7-32) | greedy sortings *1200 |
Feb/23/2022 05:35 |
1024 | B - Power Walking | C++17 (GCC 7-32) | greedy *900 |
Feb/23/2022 05:26 |
1023 | A - Hard Way | C++17 (GCC 7-32) | geometry *800 |
Feb/23/2022 05:20 |
1022 | G - Game On Tree | C++17 (GCC 7-32) | data structures dfs and similar greedy trees *2700 |
Feb/21/2022 14:32 |
1021 | C - Digit Tree | C++17 (GCC 7-32) | dfs and similar divide and conquer dsu trees *2700 |
Feb/21/2022 10:51 |
1020 | B2 - Village (Maximum) | C++17 (GCC 7-32) | *special problem dfs and similar trees *2500 |
Feb/21/2022 08:26 |
1019 | E - Palindromes in a Tree | C++17 (GCC 7-32) | bitmasks data structures divide and conquer trees *2400 |
Feb/19/2022 05:45 |
1018 | D - String | C++17 (GCC 7-32) | string suffix structures *2300 |
Feb/17/2022 15:52 |
1017 | G - Yet Another LCP Problem | C++17 (GCC 7-32) | data structures string suffix structures *2600 |
Feb/16/2022 15:08 |
1016 | D - Prefixes and Suffixes | C++17 (GCC 7-32) | dp string suffix structures strings two pointers *2000 |
Feb/16/2022 09:15 |
1015 | E - Common ancestor | C++17 (GCC 7-32) | dp *2300 |
Feb/14/2022 04:42 |
1014 | C - Trees of Tranquillity | C++17 (GCC 7-32) | data structures dfs and similar greedy trees *2300 |
Feb/14/2022 03:45 |
1013 | D - Eels | C++17 (GCC 7-32) | data structures *2800 |
Feb/14/2022 02:57 |
1012 | F - Cards | C++17 (GCC 7-32) | combinatorics dp math number theory probabilities *2600 |
Feb/13/2022 03:54 |
1011 | G - Partitions | C++17 (GCC 7-32) | combinatorics math number theory *2700 |
Feb/12/2022 15:33 |
1010 | E - Team Work | C++17 (GCC 7-32) | combinatorics dp math *2400 |
Feb/12/2022 15:10 |
1009 | C - Sky Full of Stars | C++17 (GCC 7-32) | combinatorics math *2500 |
Feb/12/2022 13:32 |
1008 | E - Xenia and Tree | C++17 (GCC 7-32) | data structures divide and conquer trees *2400 |
Feb/12/2022 05:27 |
1007 | E - Close Vertices | C++17 (GCC 7-32) | data structures divide and conquer trees *2700 |
Feb/12/2022 04:19 |
1006 | C - Ciel the Commander | C++17 (GCC 7-32) | constructive algorithms dfs and similar divide and conquer greedy trees *2100 |
Feb/11/2022 14:38 |
1005 | B - Legacy | C++17 (GCC 7-32) | data structures graphs shortest paths *2300 |
Feb/05/2022 15:26 |
1004 | D - Catowice City | C++17 (GCC 7-32) | 2-sat dfs and similar graph matchings graphs *2400 |
Jan/06/2022 14:24 |
1003 | C - Optimal Insertion | C++17 (GCC 7-32) | data structures divide and conquer dp greedy sortings *2300 |
Jan/04/2022 13:09 |
1002 | D - The Winter Hike | C++17 (GCC 7-32) | constructive algorithms greedy math *2100 |
Jan/04/2022 09:20 |
1001 | B - Integers Shop | C++17 (GCC 7-32) | data structures greedy implementation *1500 |
Jan/03/2022 11:20 |
1000 | C - Hidden Permutations | C++17 (GCC 7-32) | dfs and similar interactive math *1700 |
Jan/03/2022 11:10 |
999 | A - Stable Arrangement of Rooks | C++17 (GCC 7-32) | constructive algorithms *800 |
Jan/03/2022 09:40 |
998 | F - Progress Monitoring | C++17 (GCC 7-32) | dp trees *2300 |
Dec/22/2021 15:55 |
997 | E - Brackets in Implications | C++17 (GCC 7-32) | constructive algorithms greedy implementation math *2200 |
Dec/22/2021 14:28 |
996 | C - Graph Cutting | C++17 (GCC 7-32) | constructive algorithms dfs and similar graphs *2300 |
Dec/15/2021 16:45 |
995 | E - Transmitting Levels | C++17 (GCC 7-32) | dp implementation *2400 |
Dec/15/2021 15:36 |
994 | D - Yet Another Sorting Problem | C++17 (GCC 7-32) | constructive algorithms data structures math sortings *1900 |
Dec/12/2021 11:40 |
993 | C - Minimize Distance | C++17 (GCC 7-32) | greedy math *1300 |
Dec/12/2021 10:54 |
992 | B - Array Eversion | C++17 (GCC 7-32) | greedy *900 |
Dec/12/2021 10:34 |
991 | A - Life of a Flower | C++17 (GCC 7-32) | implementation *800 |
Dec/12/2021 10:19 |
990 | D - Legen... | C++17 (GCC 7-32) | data structures dp matrices strings *2500 |
Dec/06/2021 15:06 |
989 | C - Sasha and Array | C++17 (GCC 7-32) | data structures math matrices *2300 |
Dec/06/2021 14:14 |
988 | E - Mike and Friends | C++17 (GCC 7-32) | data structures string suffix structures strings trees *2800 |
Dec/06/2021 10:32 |
987 | D - Beautiful Pairs of Numbers | C++17 (GCC 7-32) | combinatorics dp *2300 |
Dec/03/2021 10:58 |
986 | C - Molly's Chemicals | C++17 (GCC 7-32) | binary search brute force data structures implementation math *1800 |
Dec/03/2021 09:47 |
985 | E - Lomsat gelral | C++17 (GCC 7-32) | data structures dfs and similar dsu trees *2300 |
Dec/03/2021 06:50 |
984 | D - Good Substrings | C++17 (GCC 7-32) | data structures strings *1800 |
Dec/03/2021 04:02 |
983 | D - Distance in Tree | C++17 (GCC 7-32) | dfs and similar dp trees *1800 |
Dec/03/2021 03:26 |
982 | D - MEX Sequences | C++17 (GCC 7-32) | dp math *1900 |
Dec/01/2021 12:13 |
981 | C - Poisoned Dagger | C++17 (GCC 7-32) | binary search *1200 |
Dec/01/2021 10:07 |
980 | A - Long Comparison | C++17 (GCC 7-32) | implementation math *900 |
Dec/01/2021 10:00 |
979 | B - Absent Remainder | C++17 (GCC 7-32) | greedy implementation sortings *1000 |
Dec/01/2021 09:48 |
978 | D - Tree and Queries | C++17 (GCC 7-32) | data structures dfs and similar trees *2400 |
Nov/29/2021 10:25 |
977 | F - Cookies | C++17 (GCC 7-32) | binary search data structures dfs and similar dp games trees *2400 |
Nov/29/2021 09:36 |
976 | B - Kalindrome Array | C++17 (GCC 7-32) | greedy two pointers *1100 |
Nov/23/2021 10:46 |
975 | A - Anti Light's Cell Guessing | C++17 (GCC 7-32) | math *900 |
Nov/23/2021 09:38 |
974 | E - Messages | C++17 (GCC 7-32) | brute force dp greedy probabilities sortings *2000 |
Nov/22/2021 06:29 |
973 | C - Chat Ban | C++17 (GCC 7-32) | binary search math *1300 |
Nov/22/2021 05:06 |
972 | B - Special Permutation | C++17 (GCC 7-32) | constructive algorithms greedy *900 |
Nov/22/2021 04:50 |
971 | A - Distance | C++17 (GCC 7-32) | brute force constructive algorithms *800 |
Nov/22/2021 04:39 |
970 | E - Devu and Birthday Celebration | C++17 (GCC 7-32) | combinatorics dp math *2100 |
Nov/19/2021 06:44 |
969 | I - Dating | C++17 (GCC 7-32) | brute force dfs and similar graphs trees *2300 |
Nov/19/2021 06:03 |
968 | E - Ciel and Gondolas | C++17 (GCC 7-32) | data structures divide and conquer dp *2600 |
Nov/15/2021 11:18 |
967 | B - Reverse Sort | C++17 (GCC 7-32) | greedy sortings *1000 |
Nov/12/2021 10:09 |
966 | D - Tree Queries | C++17 (GCC 7-32) | data structures probabilities trees *2700 |
Nov/10/2021 13:41 |
965 | E - Points on Plane | C++17 (GCC 7-32) | constructive algorithms *2100 |
Nov/05/2021 15:24 |
964 | D - Mission Impassable | C++17 (GCC 7-32) | dp strings *2600 |
Nov/02/2021 13:53 |
963 | E - Egor in the Republic of Dagestan | C++17 (GCC 7-32) | constructive algorithms dfs and similar dp graphs greedy shortest paths *2500 |
Oct/31/2021 14:37 |
962 | D - Moderate Modular Mode | C++17 (GCC 7-32) | math number theory *1600 |
Oct/30/2021 11:40 |
961 | C - Di-visible Confusion | C++17 (GCC 7-32) | brute force greedy math number theory *1300 |
Oct/30/2021 11:01 |
960 | B - XOR Specia-LIS-t | C++17 (GCC 7-32) | *1100 |
Oct/30/2021 10:48 |
959 | A - Era | C++17 (GCC 7-32) | greedy *800 |
Oct/30/2021 10:44 |
958 | E - Product Oriented Recurrence | C++17 (GCC 7-32) | dp math matrices number theory *2300 |
Oct/30/2021 06:10 |
957 | E - Erase Subsequences | C++17 (GCC 7-32) | dp strings *2200 |
Oct/30/2021 04:17 |
956 | E - Xor-sequences | C++17 (GCC 7-32) | matrices *1900 |
Oct/30/2021 04:16 |
955 | D - Discrete Centrifugal Jumps | C++17 (GCC 7-32) | data structures dp graphs *2200 |
Oct/30/2021 03:51 |
954 | F - Permutation | C++17 (GCC 7-32) | data structures divide and conquer hashing *2700 |
Oct/29/2021 16:45 |
953 | D - Choosing Subtree is Fun | C++17 (GCC 7-32) | binary search data structures dfs and similar trees two pointers *2600 |
Oct/25/2021 11:44 |
952 | E - Ehab and a component choosing problem | C++17 (GCC 7-32) | dp greedy math trees *2400 |
Oct/23/2021 15:59 |
951 | G - Almost Increasing Array | C++17 (GCC 7-32) | data structures dp *2500 |
Oct/22/2021 15:19 |
950 | C - Artem and Array | C++17 (GCC 7-32) | data structures greedy *2500 |
Oct/22/2021 12:40 |
949 | E - Darth Vader and Tree | C++17 (GCC 7-32) | dp matrices *2200 |
Oct/22/2021 12:38 |
948 | F - Nearest Leaf | C++17 (GCC 7-32) | data structures trees *2600 |
Oct/18/2021 13:51 |
947 | F - DFS | C++17 (GCC 7-32) | data structures trees *2700 |
Oct/17/2021 15:13 |
946 | E - Company | C++17 (GCC 7-32) | binary search data structures dfs and similar greedy trees *2300 |
Oct/17/2021 13:37 |
945 | E - Alphabet Permutations | C++17 (GCC 7-32) | data structures strings *2500 |
Oct/16/2021 15:15 |
944 | E - Bombs | C++17 (GCC 7-32) | data structures two pointers *2400 |
Oct/16/2021 08:01 |
943 | F2 - Chess Strikes Back (hard version) | C++17 (GCC 7-32) | data structures divide and conquer *2800 |
Oct/15/2021 08:50 |
942 | D - Maximum Xor Secondary | C++17 (GCC 7-32) | two pointers *1800 |
Oct/15/2021 05:14 |
941 | B - The Bakery | C++17 (GCC 7-32) | binary search data structures divide and conquer dp two pointers *2200 |
Oct/13/2021 15:33 |
940 | E - Two Permutations | C++17 (GCC 7-32) | data structures hashing strings *2700 |
Oct/13/2021 14:41 |
939 | D - Power Tree | C++17 (GCC 7-32) | data structures trees *2600 |
Oct/13/2021 14:12 |
938 | E - Lucky Arrays | C++17 (GCC 7-32) | data structures *2400 |
Oct/13/2021 10:39 |
937 | C - Goodbye Souvenir | C++17 (GCC 7-32) | data structures divide and conquer *2600 |
Oct/10/2021 11:00 |
936 | G - Queue | C++17 (GCC 7-32) | data structures *2300 |
Oct/10/2021 08:58 |
935 | E - Lucky Queries | C++17 (GCC 7-32) | data structures *2400 |
Oct/08/2021 14:14 |
934 | E - Linear Kingdom Races | C++17 (GCC 7-32) | data structures dp *2400 |
Oct/08/2021 07:56 |
933 | D - Powerful array | C++17 (GCC 7-32) | data structures implementation math two pointers *2200 |
Oct/07/2021 15:55 |
932 | D - Bash and a Tough Math Puzzle | C++17 (GCC 7-32) | data structures number theory *1900 |
Oct/06/2021 11:43 |
931 | A - Portal | C++17 (GCC 7-32) | brute force data structures dp greedy implementation *1700 |
Oct/06/2021 04:14 |
930 | D - Developing Game | C++17 (GCC 7-32) | data structures *2400 |
Oct/03/2021 08:46 |
929 | G - Yash And Trees | C++17 (GCC 7-32) | bitmasks data structures dfs and similar math number theory *2800 |
Sep/30/2021 16:30 |
928 | D - The Child and Sequence | C++17 (GCC 7-32) | data structures math *2300 |
Sep/26/2021 10:29 |
927 | C - DZY Loves Fibonacci Numbers | C++17 (GCC 7-32) | data structures math number theory *2400 |
Sep/26/2021 04:36 |
926 | C - DZY Loves Colors | C++17 (GCC 7-32) | data structures *2400 |
Sep/23/2021 07:52 |
925 | E - Little Artem and Time Machine | C++17 (GCC 7-32) | data structures *2000 |
Sep/22/2021 16:37 |
924 | B - Combinatorics Homework | C++17 (GCC 7-32) | combinatorics greedy math *1100 |
Sep/22/2021 07:56 |
923 | A - Regular Bracket Sequences | C++17 (GCC 7-32) | constructive algorithms *800 |
Sep/20/2021 10:41 |
922 | E - GukiZ and GukiZiana | C++17 (GCC 7-32) | binary search data structures implementation *2500 |
Sep/18/2021 15:24 |
921 | E - Sign on Fence | C++14 (GCC 6-32) | binary search constructive algorithms data structures *2500 |
Sep/18/2021 07:19 |
920 | D - Serega and Fun | C++14 (GCC 6-32) | data structures *2700 |
Sep/15/2021 13:03 |
919 | C - Subset Sums | C++14 (GCC 6-32) | brute force data structures *2500 |
Sep/15/2021 10:01 |
918 | C - Arpa’s overnight party and Mehrdad’s silent entering | C++17 (GCC 7-32) | constructive algorithms dfs and similar graphs *2600 |
Sep/10/2021 13:56 |
917 | E - Holes | GNU C++11 | data structures dsu *2700 |
Aug/06/2021 10:10 |
916 | D - Little Elephant and Array | GNU C++11 | data structures *1800 |
Aug/06/2021 09:47 |
915 | E - New Year and Old Subsequence | GNU C++11 | data structures divide and conquer dp matrices *2600 |
Aug/02/2021 08:27 |
914 | C - Web of Lies | C++17 (GCC 7-32) | graphs greedy *1400 |
Aug/01/2021 10:58 |
913 | B - Gregor and the Pawn Game | C++17 (GCC 7-32) | dfs and similar dp flows graph matchings graphs greedy implementation *800 |
Aug/01/2021 10:45 |
912 | A - Gregor and Cryptography | C++17 (GCC 7-32) | math number theory *800 |
Aug/01/2021 10:38 |
911 | F - TorCoder | GNU C++11 | data structures *2600 |
Jul/31/2021 14:59 |
910 | A - Cherry | C++17 (GCC 7-32) | greedy *800 |
Jul/29/2021 10:46 |
909 | E - New Year Tree | GNU C++11 | bitmasks data structures trees *2100 |
Jul/25/2021 15:11 |
908 | D - Array Differentiation | C++17 (GCC 9-64) | bitmasks brute force constructive algorithms dfs and similar dp graphs math *1800 |
Jul/25/2021 12:48 |
907 | B - Running for Gold | C++17 (GCC 9-64) | combinatorics graphs greedy sortings *1500 |
Jul/25/2021 11:31 |
906 | A - Subsequence Permutation | C++17 (GCC 7-32) | sortings strings *800 |
Jul/25/2021 10:37 |
905 | D - Babaei and Birthday Cake | GNU C++11 | data structures dp *2000 |
Jul/25/2021 09:56 |
904 | D - Yaroslav and Divisors | GNU C++11 | data structures *2200 |
Jul/24/2021 11:55 |
903 | E - Valera and Queries | GNU C++11 | binary search data structures *2200 |
Jul/24/2021 10:52 |
902 | D - Water Tree | GNU C++11 | data structures dfs and similar graphs trees *2100 |
Jul/24/2021 09:12 |
901 | E - Little Girl and Problem on Trees | GNU C++11 | data structures graphs trees *2100 |
Jul/24/2021 08:43 |
900 | D - Xenia and Bit Operations | GNU C++11 | data structures trees *1700 |
Jul/20/2021 08:52 |
899 | B - A Lot of Games | GNU C++11 | dfs and similar dp games implementation strings trees *1900 |
Jul/12/2021 06:14 |
898 | E - Jeremy Bearimy | GNU C++11 | dfs and similar graphs greedy implementation trees *2000 |
Jul/10/2021 15:43 |
897 | D - Bags and Coins | GNU C++11 | bitmasks constructive algorithms dp greedy *2700 |
Jul/08/2021 15:06 |
896 | B - Obsessive String | GNU C++11 | dp strings *2000 |
Jul/06/2021 17:22 |
895 | E - Martian Strings | GNU C++11 | string suffix structures strings *2300 |
Jul/06/2021 16:27 |
894 | A - Thor | GNU C++11 | brute force data structures implementation *1600 |
Jun/24/2021 10:03 |
893 | B - Kavi on Pairing Duty | C++17 (GCC 7-32) | combinatorics dp math *1700 |
May/24/2021 11:12 |
892 | A - Parsa's Humongous Tree | C++17 (GCC 7-32) | dfs and similar divide and conquer dp greedy trees *1600 |
May/24/2021 10:43 |
891 | B1 - Palindrome Game (easy version) | C++17 (GCC 7-32) | constructive algorithms games *1200 |
May/20/2021 12:20 |
890 | B2 - Palindrome Game (hard version) | C++17 (GCC 7-32) | constructive algorithms games *1900 |
May/20/2021 12:19 |
889 | C - Sequence Pair Weight | C++17 (GCC 7-32) | hashing implementation math *1600 |
May/20/2021 10:50 |
888 | A - And Then There Were K | C++17 (GCC 7-32) | bitmasks *800 |
May/20/2021 10:36 |
887 | E - Phoenix and Computers | C++17 (GCC 7-32) | combinatorics dp math *2200 |
May/02/2021 14:56 |
886 | D - Phoenix and Socks | C++17 (GCC 7-32) | greedy sortings two pointers *1500 |
May/02/2021 12:34 |
885 | C - Phoenix and Towers | C++17 (GCC 7-32) | constructive algorithms data structures greedy *1400 |
May/02/2021 11:10 |
884 | B - Phoenix and Puzzle | C++17 (GCC 7-32) | brute force geometry math number theory *1000 |
May/02/2021 10:53 |
883 | A - Phoenix and Gold | C++17 (GCC 7-32) | constructive algorithms greedy math *800 |
May/02/2021 10:39 |
882 | D - Little Girl and Maximum XOR | C++17 (GCC 7-32) | bitmasks dp greedy implementation math *1700 |
May/02/2021 01:42 |
881 | D - Kingdom and its Cities | C++17 (GCC 7-32) | dfs and similar divide and conquer dp graphs sortings trees *2800 |
Apr/23/2021 02:00 |
880 | E - Ralph and Mushrooms | C++17 (GCC 7-32) | dp graphs *2100 |
Apr/22/2021 08:00 |
879 | E - Case of Computer Network | C++17 (GCC 7-32) | dfs and similar graphs trees *2800 |
Apr/12/2021 07:12 |
878 | C - Duff in the Army | C++17 (GCC 7-32) | data structures trees *2200 |
Apr/12/2021 03:08 |
877 | E - Periodical Numbers | C++17 (GCC 7-32) | combinatorics dp number theory *2100 |
Mar/21/2021 07:04 |
876 | E - Sum of Remainders | C++17 (GCC 7-32) | implementation math number theory *2200 |
Mar/19/2021 08:25 |
875 | D - Two chandeliers | C++17 (GCC 7-32) | binary search brute force chinese remainder theorem math *2200 |
Mar/18/2021 04:20 |
874 | C - Going Home | C++17 (GCC 7-32) | brute force implementation math *1800 |
Mar/13/2021 05:06 |
873 | B - Napoleon Cake | C++17 (GCC 7-32) | dp implementation sortings *900 |
Mar/13/2021 04:32 |
872 | A - Alexey and Train | C++17 (GCC 7-32) | implementation *800 |
Mar/13/2021 04:23 |
871 | B - Arpa and a list of numbers | C++17 (GCC 7-32) | implementation number theory *2100 |
Mar/11/2021 07:25 |
870 | D - GCD of an Array | C++17 (GCC 7-32) | brute force data structures hashing implementation math number theory sortings two pointers *2100 |
Mar/06/2021 10:31 |
869 | B - Planet Lapituletti | C++17 (GCC 7-32) | brute force implementation *1300 |
Mar/06/2021 09:43 |
868 | A - Anti-knapsack | C++17 (GCC 7-32) | constructive algorithms greedy *800 |
Mar/06/2021 09:24 |
867 | C - Maximum width | C++17 (GCC 7-32) | binary search data structures dp greedy two pointers *1500 |
Feb/23/2021 04:32 |
866 | B - Card Deck | C++17 (GCC 7-32) | data structures greedy math *1100 |
Feb/23/2021 04:18 |
865 | A - Three swimmers | C++17 (GCC 7-32) | math *800 |
Feb/23/2021 04:08 |
864 | C - Fetch the Treasure | C++17 (GCC 7-32) | brute force data structures graphs shortest paths *2500 |
Feb/19/2021 10:17 |
863 | D - AB Graph | C++17 (GCC 7-32) | brute force constructive algorithms graphs greedy implementation *2000 |
Feb/05/2021 11:27 |
862 | C - Fence Painting | C++17 (GCC 7-32) | brute force constructive algorithms greedy *1600 |
Feb/05/2021 10:23 |
861 | B - New Colony | C++17 (GCC 7-32) | brute force greedy implementation *1100 |
Feb/05/2021 10:00 |
860 | A - Space Navigation | C++17 (GCC 7-32) | greedy strings *800 |
Feb/05/2021 09:49 |
859 | D - Journey | C++17 (GCC 7-32) | dfs and similar dp dsu implementation *1700 |
Jan/29/2021 10:29 |
858 | C - Longest Simple Cycle | C++17 (GCC 7-32) | dp graphs greedy *1600 |
Jan/29/2021 10:14 |
857 | B - Inflation | C++17 (GCC 7-32) | binary search brute force greedy math *1300 |
Jan/29/2021 09:56 |
856 | A - K-divisible Sum | C++17 (GCC 7-32) | binary search constructive algorithms greedy math *1000 |
Jan/29/2021 09:41 |
855 | C - King's Path | C++17 (GCC 7-32) | dfs and similar graphs hashing shortest paths *1800 |
Jan/26/2021 09:21 |
854 | D - Buy a Ticket | C++17 (GCC 7-32) | data structures graphs shortest paths *2000 |
Jan/26/2021 08:34 |
853 | E - Advertising Agency | C++17 (GCC 7-32) | combinatorics math sortings *1600 |
Jan/25/2021 10:35 |
852 | C - Ball in Berland | C++17 (GCC 7-32) | combinatorics graphs math *1400 |
Jan/25/2021 10:23 |
851 | B - New Year's Number | C++17 (GCC 7-32) | brute force dp math *900 |
Jan/25/2021 10:16 |
850 | A - Odd Divisor | C++17 (GCC 7-32) | math number theory *900 |
Jan/25/2021 10:02 |
849 | D - Knights | C++17 (GCC 7-32) | geometry graphs shortest paths sortings *2000 |
Jan/23/2021 15:39 |
848 | E - President and Roads | C++17 (GCC 7-32) | dfs and similar graphs hashing shortest paths *2200 |
Jan/22/2021 20:54 |
847 | E - Clearing Up | C++17 (GCC 7-32) | constructive algorithms dp dsu graphs *2300 |
Jan/20/2021 17:08 |
846 | B - Greg and Graph | C++17 (GCC 7-32) | dp graphs shortest paths *1700 |
Jan/19/2021 08:59 |
845 | C - Volleyball | C++17 (GCC 7-32) | shortest paths *1900 |
Jan/17/2021 09:29 |
844 | B - Jzzhu and Cities | C++17 (GCC 7-32) | graphs greedy shortest paths *2000 |
Jan/11/2021 14:51 |
843 | D - Missile Silos | C++17 (GCC 7-32) | data structures dfs and similar graphs shortest paths *1900 |
Jan/09/2021 13:09 |
842 | E - XOR on Segment | C++17 (GCC 7-32) | bitmasks data structures *2000 |
Jan/08/2021 15:02 |
841 | B - Symmetric and Transitive | C++17 (GCC 7-32) | combinatorics dp math *1900 |
Jan/08/2021 13:59 |
840 | A - Primes or Palindromes? | C++17 (GCC 7-32) | brute force implementation math number theory *1600 |
Jan/08/2021 01:30 |
839 | D - Graph and Queries | C++17 (GCC 7-32) | data structures dsu graphs implementation trees *2600 |
Jan/07/2021 14:25 |
838 | C - Oranges and Apples | C++17 (GCC 7-32) | constructive algorithms sortings *2500 |
Jan/07/2021 11:38 |
837 | D - Strange Housing | C++17 (GCC 7-32) | constructive algorithms dfs and similar graph matchings graphs greedy *2200 |
Jan/07/2021 11:36 |
836 | C - Rock Is Push | C++17 (GCC 7-32) | data structures dp *2200 |
Jan/07/2021 10:50 |
835 | B - Power Products | C++17 (GCC 7-32) | hashing implementation math *1800 |
Jan/07/2021 07:49 |
834 | A - p-binary | C++17 (GCC 7-32) | bitmasks brute force math *1600 |
Jan/07/2021 07:19 |
833 | B - Strange Definition | C++17 (GCC 7-32) | bitmasks graphs hashing math number theory *1900 |
Jan/05/2021 10:28 |
832 | A - Strange Birthday Party | C++17 (GCC 7-32) | binary search dp greedy sortings two pointers *1300 |
Jan/05/2021 09:55 |
831 | G - Moving to the Capital | C++17 (GCC 7-32) | dfs and similar dp graphs shortest paths *2100 |
Jan/04/2021 11:08 |
830 | E - Correct Placement | C++17 (GCC 7-32) | binary search data structures dp sortings two pointers *1700 |
Jan/04/2021 10:32 |
829 | D - Even-Odd Game | C++17 (GCC 7-32) | dp games greedy sortings *1200 |
Jan/04/2021 09:56 |
828 | C - Long Jumps | C++17 (GCC 7-32) | dp graphs *1100 |
Jan/04/2021 09:49 |
827 | B - Fair Division | C++17 (GCC 7-32) | dp greedy math *800 |
Jan/04/2021 09:46 |
826 | A - Cards for Friends | C++17 (GCC 7-32) | greedy math *800 |
Jan/04/2021 09:40 |
825 | C - ABBB | C++17 (GCC 7-32) | brute force data structures greedy strings *1100 |
Jan/01/2021 09:52 |
824 | B - Belted Rooms | C++17 (GCC 7-32) | graphs implementation *1200 |
Jan/01/2021 09:17 |
823 | A - Box is Pull | C++17 (GCC 7-32) | math *800 |
Jan/01/2021 09:05 |
822 | E - Counting Arrays | C++17 (GCC 7-32) | combinatorics dp math number theory *2000 |
Dec/31/2020 12:48 |
821 | C - Gerald and Giant Chess | C++17 (GCC 7-32) | combinatorics dp math number theory *2200 |
Dec/31/2020 11:36 |
820 | C - Canine poetry | C++17 (GCC 7-32) | dp greedy strings *1300 |
Dec/31/2020 08:01 |
819 | F - Euclid's nightmare | C++17 (GCC 7-32) | bitmasks dfs and similar dsu graphs greedy math sortings *2100 |
Dec/31/2020 07:21 |
818 | E - Copying Data | C++17 (GCC 7-32) | data structures *1900 |
Dec/31/2020 03:59 |
817 | E - Apollo versus Pan | C++17 (GCC 7-32) | bitmasks brute force math *1800 |
Dec/30/2020 11:59 |
816 | B - Last minute enhancements | C++17 (GCC 7-32) | dp greedy *800 |
Dec/30/2020 09:46 |
815 | A - Bovine Dilemma | C++17 (GCC 7-32) | brute force geometry math *800 |
Dec/30/2020 09:41 |
814 | F - Ant colony | C++17 (GCC 7-32) | data structures math number theory *2100 |
Dec/30/2020 01:50 |
813 | E - DZY Loves Planting | C++17 (GCC 7-32) | binary search dsu trees *2700 |
Dec/29/2020 15:56 |
812 | D - Beautiful Road | C++17 (GCC 7-32) | dfs and similar dp dsu graphs implementation sortings trees *2300 |
Dec/28/2020 07:13 |
811 | D - Tanya and Password | C++17 (GCC 7-32) | dfs and similar graphs *2500 |
Dec/27/2020 00:18 |
810 | D - Mike and Fish | C++17 (GCC 7-32) | constructive algorithms dfs and similar graphs *2600 |
Dec/25/2020 12:49 |
809 | B - Dominoes | C++17 (GCC 7-32) | dfs and similar graphs *2000 |
Dec/21/2020 12:26 |
808 | D - Glass Half Spilled | C++17 (GCC 7-32) | brute force dp *2000 |
Dec/19/2020 05:44 |
807 | C - Row GCD | C++17 (GCC 7-32) | math number theory *1600 |
Dec/19/2020 05:05 |
806 | B - Move and Turn | C++17 (GCC 7-32) | dp math *1300 |
Dec/19/2020 04:58 |
805 | A - Red-Blue Shuffle | C++17 (GCC 7-32) | math probabilities *800 |
Dec/19/2020 04:40 |
804 | C - Weak Memory | C++17 (GCC 7-32) | dfs and similar dsu *2000 |
Dec/17/2020 12:51 |
803 | D - Divide and Summarize | C++17 (GCC 7-32) | binary search brute force data structures divide and conquer implementation sortings *1600 |
Dec/11/2020 10:27 |
802 | C - Random Events | C++17 (GCC 7-32) | dp math probabilities *1500 |
Dec/11/2020 10:04 |
801 | B - Find the Spruce | C++17 (GCC 7-32) | brute force dp implementation *1400 |
Dec/11/2020 09:53 |
800 | A - String Generation | C++17 (GCC 7-32) | constructive algorithms greedy *800 |
Dec/11/2020 09:47 |
799 | D - Vessels | C++17 (GCC 7-32) | data structures dsu implementation trees *1800 |
Dec/08/2020 09:39 |
798 | G - Run for beer | C++17 (GCC 7-32) | dfs and similar shortest paths *2200 |
Dec/05/2020 23:08 |
797 | E - Counter Attack | C++17 (GCC 7-32) | data structures dsu graphs hashing sortings *2100 |
Dec/02/2020 00:02 |
796 | D - XOR-gun | C++17 (GCC 7-32) | brute force constructive algorithms dp *2000 |
Nov/29/2020 11:24 |
795 | C - Bouncing Ball | C++17 (GCC 7-32) | dp implementation *1400 |
Nov/29/2020 10:43 |
794 | B - Repainting Street | C++17 (GCC 7-32) | brute force greedy *1100 |
Nov/29/2020 10:30 |
793 | A - Prison Break | C++17 (GCC 7-32) | brute force math *800 |
Nov/29/2020 10:23 |
792 | F - Zublicanes and Mumocrates | C++17 (GCC 7-32) | dp trees two pointers *2400 |
Nov/26/2020 13:08 |
791 | D - Characteristics of Rectangles | C++17 (GCC 7-32) | binary search bitmasks brute force implementation sortings *2100 |
Nov/23/2020 07:32 |
790 | D - Super M | C++17 (GCC 7-32) | dfs and similar dp graphs trees *2200 |
Nov/20/2020 08:35 |
789 | B - Toy Blocks | C++17 (GCC 7-32) | binary search greedy math sortings *1400 |
Nov/19/2020 12:37 |
788 | D - Radio Towers | C++17 (GCC 7-32) | combinatorics dp math *1600 |
Nov/19/2020 11:07 |
787 | C - Two Brackets | C++17 (GCC 7-32) | greedy *800 |
Nov/19/2020 09:48 |
786 | A - Robot Program | C++17 (GCC 7-32) | math *800 |
Nov/19/2020 09:38 |
785 | C1 - Binary Table (Easy Version) | GNU C++11 | constructive algorithms implementation *1500 |
Nov/17/2020 11:21 |
784 | C2 - Binary Table (Hard Version) | GNU C++11 | constructive algorithms implementation *1900 |
Nov/17/2020 11:20 |
783 | B - Sum of Medians | GNU C++11 | greedy math *900 |
Nov/17/2020 09:50 |
782 | A - Buy the String | GNU C++11 | implementation math *800 |
Nov/17/2020 09:41 |
781 | E - Xor Tree | GNU C++11 | bitmasks divide and conquer dp graphs string suffix structures trees *2100 |
Nov/16/2020 12:28 |
780 | D - Powerful Ksenia | GNU C++11 | bitmasks constructive algorithms math *2200 |
Nov/16/2020 11:34 |
779 | C - Weakness and Poorness | GNU C++11 | ternary search *2000 |
Nov/16/2020 03:31 |
778 | D - Catching Cheaters | GNU C++11 | dp greedy strings *1800 |
Nov/15/2020 11:10 |
777 | C - Knapsack | GNU C++11 | constructive algorithms greedy math sortings *1300 |
Nov/15/2020 10:31 |
776 | B - Numbers Box | GNU C++11 | greedy math *1000 |
Nov/15/2020 10:09 |
775 | A - Add Candies | GNU C++11 | constructive algorithms math *800 |
Nov/15/2020 09:37 |
774 | E - IT Restaurants | GNU C++11 | dfs and similar dp trees *1500 |
Nov/14/2020 13:07 |
773 | C - Engineer Artem | GNU C++11 | 2-sat chinese remainder theorem constructive algorithms fft flows *2000 |
Nov/13/2020 09:43 |
772 | B - Valerii Against Everyone | GNU C++11 | constructive algorithms data structures greedy sortings *1000 |
Nov/13/2020 09:39 |
771 | A - Specific Tastes of Andre | GNU C++11 | constructive algorithms implementation *800 |
Nov/13/2020 09:36 |
770 | A - Array Rearrangment | GNU C++11 | greedy sortings *800 |
Nov/11/2020 13:45 |
769 | E - Long Permutation | GNU C++11 | brute force math two pointers *2400 |
Nov/11/2020 05:34 |
768 | A - Counting Sticks | C++17 (GCC 9-64) | brute force implementation |
Nov/10/2020 09:53 |
767 | B - Very Beautiful Number | GNU C++11 | math |
Nov/10/2020 09:51 |
766 | C - Dominoes | GNU C++11 | constructive algorithms greedy |
Nov/10/2020 09:51 |
765 | D - Physical Education and Buns | C++17 (GCC 9-64) | brute force implementation math |
Nov/10/2020 09:51 |
764 | D - Road Improvement | GNU C++11 | dp trees *2300 |
Nov/10/2020 08:15 |
763 | F - Independent Set | GNU C++11 | dfs and similar dp trees *2500 |
Nov/08/2020 13:14 |
762 | D - Vika and Segments | GNU C++11 | constructive algorithms data structures geometry two pointers *2300 |
Nov/07/2020 14:11 |
761 | F - Identify the Operations | GNU C++11 | brute force combinatorics data structures greedy math *1800 |
Nov/05/2020 06:24 |
760 | D - Cunning Gena | GNU C++11 | bitmasks dp greedy sortings *1900 |
Nov/04/2020 14:22 |
759 | C - Little Pony and Summer Sun Celebration | GNU C++11 | constructive algorithms dfs and similar graphs *2200 |
Nov/04/2020 11:53 |
758 | C - Harmony Analysis | C++17 (GCC 9-64) | constructive algorithms *1800 |
Nov/03/2020 07:12 |
757 | B - Vika and Squares | C++17 (GCC 9-64) | constructive algorithms implementation *1300 |
Nov/03/2020 07:11 |
756 | A - Pasha and Stick | C++17 (GCC 9-64) | combinatorics math *1000 |
Nov/03/2020 07:11 |
755 | A - Kids Seating | C++17 (GCC 9-64) | constructive algorithms math *800 |
Nov/02/2020 12:35 |
754 | B - Saving the City | C++17 (GCC 9-64) | dp greedy math sortings *1300 |
Nov/02/2020 12:35 |
753 | D - Extreme Subtraction | C++17 (GCC 9-64) | dp greedy math *1800 |
Nov/02/2020 12:35 |
752 | C - The Delivery Dilemma | C++17 (GCC 9-64) | binary search greedy sortings *1400 |
Nov/02/2020 12:34 |
751 | D - Divide and Sum | C++17 (GCC 9-64) | combinatorics math sortings *1900 |
Nov/01/2020 09:37 |
750 | C - Division | C++17 (GCC 9-64) | math number theory *1500 |
Nov/01/2020 08:49 |
749 | C - Brackets | C++17 (GCC 9-64) | combinatorics dp greedy *2300 |
Oct/31/2020 16:35 |
748 | E - Guard Towers | C++17 (GCC 9-64) | binary search dsu geometry graphs sortings *2600 |
Oct/29/2020 07:49 |
747 | D - Minimal Height Tree | C++17 (GCC 9-64) | graphs greedy shortest paths trees *1600 |
Oct/28/2020 03:39 |
746 | A - Marketing Scheme | C++17 (GCC 9-64) | brute force constructive algorithms greedy math *800 |
Oct/28/2020 03:38 |
745 | B - Reverse Binary Strings | C++17 (GCC 9-64) | constructive algorithms greedy *1200 |
Oct/28/2020 03:38 |
744 | C - Chef Monocarp | C++17 (GCC 9-64) | dp flows graph matchings greedy math sortings *1800 |
Oct/28/2020 03:38 |
743 | E - Make It Increasing | C++17 (GCC 9-64) | binary search constructive algorithms data structures dp implementation *2200 |
Oct/27/2020 16:10 |
742 | A - Party | C++17 (GCC 9-64) | dfs and similar graphs trees *900 |
Oct/27/2020 08:31 |
741 | B - Ping-Pong (Easy Version) | C++17 (GCC 9-64) | dfs and similar graphs *1500 |
Oct/27/2020 08:31 |
740 | A - Ice Skating | C++17 (GCC 9-64) | brute force dfs and similar dsu graphs *1200 |
Oct/27/2020 08:30 |
739 | A - Finding Sasuke | C++17 (GCC 9-64) | constructive algorithms math *800 |
Oct/26/2020 16:04 |
738 | B - A New Technique | C++17 (GCC 9-64) | implementation *1100 |
Oct/26/2020 15:56 |
737 | A - Perform Easily | C++17 (GCC 9-64) | binary search brute force data structures dp greedy sortings two pointers *1900 |
Oct/26/2020 15:19 |
736 | B - Shurikens | C++17 (GCC 9-64) | data structures greedy implementation *1700 |
Oct/25/2020 15:52 |
735 | B - Digital root | C++17 (GCC 9-64) | math number theory *1000 |
Oct/24/2020 15:11 |
734 | C - Brutality | C++17 (GCC 9-64) | greedy sortings two pointers *1300 |
Oct/24/2020 15:04 |
733 | D - Compression | C++17 (GCC 9-64) | dp implementation math number theory *1800 |
Oct/24/2020 14:30 |
732 | E - Vasya and Binary String | C++17 (GCC 9-64) | dp *2400 |
Oct/24/2020 05:21 |
731 | A - Number of Apartments | C++17 (GCC 9-64) | brute force constructive algorithms math *900 |
Oct/23/2020 12:25 |
730 | C - Dominant Piranha | C++17 (GCC 9-64) | constructive algorithms greedy *900 |
Oct/23/2020 11:29 |
729 | B - Yet Another Bookshelf | C++17 (GCC 9-64) | greedy implementation *800 |
Oct/23/2020 11:25 |
728 | A - Boring Apartments | C++17 (GCC 9-64) | implementation math *800 |
Oct/23/2020 11:20 |
727 | D - Districts Connection | C++17 (GCC 9-64) | constructive algorithms dfs and similar *1200 |
Oct/23/2020 03:33 |
726 | G - Reducing Delivery Cost | C++17 (GCC 9-64) | brute force graphs shortest paths *2100 |
Oct/22/2020 15:30 |
725 | F - Zero Remainder Sum | C++17 (GCC 9-64) | dp *2100 |
Oct/21/2020 14:26 |
724 | E - Two Round Dances | C++17 (GCC 9-64) | combinatorics math *1300 |
Oct/21/2020 13:18 |
723 | B - Putting Bricks in the Wall | C++17 (GCC 9-64) | constructive algorithms implementation *1100 |
Oct/21/2020 06:21 |
722 | A - XORwice | C++17 (GCC 9-64) | bitmasks greedy math *800 |
Oct/21/2020 06:03 |
721 | D - Gargari and Permutations | C++17 (GCC 9-64) | dfs and similar dp graphs implementation *1900 |
Oct/20/2020 10:02 |
720 | D - Turtles | C++17 (GCC 9-64) | dp matrices *2500 |
Oct/19/2020 12:09 |
719 | D - Kindergarten | C++17 (GCC 9-64) | data structures dp greedy *2400 |
Oct/19/2020 06:46 |
718 | B - Bargaining Table | C++17 (GCC 9-64) | brute force dp *1500 |
Oct/18/2020 16:12 |
717 | E - Flag 2 | C++17 (GCC 9-64) | dp *2000 |
Oct/18/2020 15:25 |
716 | B - Valera and Fruits | C++17 (GCC 9-64) | greedy implementation *1400 |
Oct/18/2020 15:16 |
715 | C - Round Table Knights | C++17 (GCC 9-64) | dp math number theory *1600 |
Oct/18/2020 14:03 |
714 | E - Pluses everywhere | C++17 (GCC 9-64) | combinatorics dp math number theory *2200 |
Oct/18/2020 14:03 |
713 | E - TV Game | C++17 (GCC 9-64) | dp *2400 |
Oct/18/2020 14:03 |
712 | C - Palindromifier | C++17 (GCC 9-64) | constructive algorithms strings *1400 |
Oct/18/2020 08:48 |
711 | D - Tree Tag | C++17 (GCC 9-64) | constructive algorithms dfs and similar dp games strings trees *1900 |
Oct/14/2020 15:23 |
710 | D - Unshuffling a Deck | C++17 (GCC 9-64) | constructive algorithms implementation *2000 |
Oct/14/2020 14:36 |
709 | C - Vladik and Memorable Trip | C++17 (GCC 9-64) | dp implementation *1900 |
Oct/13/2020 14:46 |
708 | B - Little Pony and Harmony Chest | C++17 (GCC 9-64) | bitmasks brute force dp *2000 |
Oct/13/2020 12:13 |
707 | C - Numbers on Whiteboard | C++17 (GCC 9-64) | constructive algorithms data structures greedy implementation math *1000 |
Oct/11/2020 15:01 |
706 | E - Numbers Exchange | C++17 (GCC 9-64) | greedy implementation math *1900 |
Oct/11/2020 11:15 |
705 | C - Match Points | C++17 (GCC 9-64) | binary search greedy sortings ternary search two pointers *2000 |
Oct/11/2020 08:27 |
704 | B - Approximating a Constant Range | C++17 (GCC 9-64) | dp implementation two pointers *1400 |
Oct/11/2020 05:53 |
703 | B - Chess Cheater | C++17 (GCC 9-64) | greedy implementation sortings *1400 |
Oct/11/2020 04:44 |
702 | C - Make It Good | C++17 (GCC 9-64) | greedy *1200 |
Oct/11/2020 03:39 |
701 | B - Minimization | C++17 (GCC 9-64) | dp greedy sortings *2000 |
Oct/10/2020 07:18 |
700 | D - AB-string | C++17 (GCC 9-64) | binary search combinatorics dp strings *1900 |
Oct/09/2020 16:12 |
699 | D - Coloring Edges | C++17 (GCC 9-64) | constructive algorithms dfs and similar graphs *2100 |
Oct/09/2020 13:45 |
698 | C - The Number Of Good Substrings | C++17 (GCC 9-64) | binary search bitmasks brute force *1700 |
Oct/09/2020 13:16 |
697 | D - Bicolorings | C++17 (GCC 9-64) | bitmasks dp *1700 |
Oct/09/2020 03:39 |
696 | H - Subsequences (hard version) | C++17 (GCC 9-64) | dp strings *1900 |
Oct/09/2020 02:57 |
695 | C - Discrete Acceleration | C++17 (GCC 9-64) | binary search dp implementation math two pointers *1500 |
Oct/08/2020 13:31 |
694 | D - CGCDSSQ | C++17 (GCC 9-64) | brute force data structures math *2000 |
Oct/08/2020 07:54 |
693 | D - Rescue Nibel! | C++17 (GCC 7-32) | combinatorics data structures sortings *1800 |
Oct/06/2020 15:55 |
692 | H - Queries for Number of Palindromes | Clang++17 Diagnostics | dp hashing strings *1800 |
Oct/06/2020 15:21 |
691 | D - Map | C++17 (GCC 7-32) | data structures implementation sortings *2500 |
Oct/06/2020 12:07 |
690 | J - Lonely Numbers | C++14 (GCC 6-32) | math *1600 |
Oct/05/2020 11:17 |
689 | G - Years | C++14 (GCC 6-32) | data structures sortings *1300 |
Oct/05/2020 11:00 |
688 | B - Nice Matrix | C++17 (GCC 7-32) | greedy implementation math *1300 |
Oct/04/2020 14:34 |
687 | A - Fence | C++17 (GCC 7-32) | geometry math *800 |
Oct/04/2020 14:34 |
686 | C - Bargain | C++17 (GCC 7-32) | combinatorics dp math *1700 |
Oct/04/2020 14:33 |
685 | B - A Prosperous Lot | C++17 (GCC 7-32) | constructive algorithms implementation *1200 |
Oct/02/2020 15:40 |
684 | D - LCIS | C++17 (GCC 7-32) | dp *2800 |
Oct/02/2020 03:19 |
683 | F - Two Different | C++17 (GCC 7-32) | constructive algorithms divide and conquer *2300 |
Sep/30/2020 15:44 |
682 | F - Number of Subsequences | C++17 (GCC 9-64) | combinatorics dp strings *2000 |
Sep/30/2020 05:06 |
681 | E - Tree Queries | C++17 (GCC 9-64) | dfs and similar graphs trees *1900 |
Sep/29/2020 16:29 |
680 | A - Watermelon | C++17 (GCC 9-64) | brute force math *800 |
Sep/29/2020 05:11 |
679 | D - Make Them Equal | C++17 (GCC 9-64) | constructive algorithms greedy math *2000 |
Sep/28/2020 13:34 |
678 | E - XOR Inverse | C++17 (GCC 9-64) | bitmasks divide and conquer strings trees *2000 |
Sep/28/2020 12:13 |
677 | C - k-Amazing Numbers | C++17 (GCC 9-64) | data structures *1500 |
Sep/27/2020 13:49 |
676 | A - Copy-paste | C++17 (GCC 9-64) | greedy math *800 |
Sep/27/2020 13:48 |
675 | B - Two Arrays | C++17 (GCC 9-64) | greedy math sortings *1100 |
Sep/27/2020 13:48 |
674 | A - Accounting | C++17 (GCC 9-64) | brute force math *1400 |
Sep/27/2020 06:53 |
673 | B - Ehab Is an Odd Person | C++17 (GCC 9-64) | sortings *1200 |
Sep/27/2020 05:57 |
672 | A - Ehab Fails to Be Thanos | C++17 (GCC 9-64) | constructive algorithms greedy sortings *1000 |
Sep/27/2020 05:48 |
671 | B - Sysadmin Bob | C++17 (GCC 9-64) | greedy implementation strings *1500 |
Sep/27/2020 05:35 |
670 | A - Shortest path of the king | C++17 (GCC 9-64) | greedy shortest paths *1000 |
Sep/25/2020 03:48 |
669 | G - University Classes | C++17 (GCC 9-64) | implementation *900 |
Sep/25/2020 03:09 |
668 | M - Weather Tomorrow | C++17 (GCC 9-64) | implementation math *1000 |
Sep/25/2020 02:43 |
667 | E - Decryption | C++17 (GCC 9-64) | constructive algorithms implementation math number theory *2100 |
Sep/25/2020 02:12 |
666 | A - Comparing Two Long Integers | C++17 (GCC 9-64) | implementation strings *900 |
Sep/25/2020 02:08 |
665 | A - Digit Game | C++17 (GCC 7-32) | games greedy implementation *900 |
Sep/24/2020 05:29 |
664 | B - Stairs | C++17 (GCC 7-32) | brute force constructive algorithms greedy implementation math *1200 |
Sep/24/2020 05:28 |
663 | C - Killjoy | C++17 (GCC 7-32) | greedy implementation math *1500 |
Sep/24/2020 05:05 |
662 | D2 - Sage's Birthday (hard version) | C++17 (GCC 7-32) | binary search brute force constructive algorithms greedy sortings two pointers *1500 |
Sep/24/2020 04:48 |
661 | D1 - Sage's Birthday (easy version) | C++17 (GCC 7-32) | binary search constructive algorithms greedy sortings *1000 |
Sep/24/2020 04:48 |
660 | A - Rainbow Dash, Fluttershy and Chess Coloring | C++17 (GCC 7-32) | greedy math *800 |
Sep/24/2020 03:59 |
659 | C - Pinkie Pie Eats Patty-cakes | C++17 (GCC 7-32) | constructive algorithms greedy math sortings *1700 |
Sep/24/2020 03:54 |
658 | A - Short Program | C++17 (GCC 7-32) | bitmasks constructive algorithms *1600 |
Sep/23/2020 04:31 |
657 | A - Captain Flint and Crew Recruitment | C++17 (GCC 7-32) | brute force greedy math number theory *800 |
Sep/22/2020 10:29 |
656 | B - Captain Flint and a Long Voyage | C++17 (GCC 7-32) | greedy math *1000 |
Sep/22/2020 10:03 |
655 | D - Trash Problem | C++17 (GCC 9-64) | data structures implementation *2100 |
Sep/22/2020 08:51 |
654 | E - Minimizing Difference | C++17 (GCC 9-64) | binary search constructive algorithms greedy sortings ternary search two pointers *2000 |
Sep/22/2020 06:17 |
653 | D - Rarity and New Dress | C++17 (GCC 9-64) | dfs and similar dp implementation shortest paths *2100 |
Sep/21/2020 10:55 |
652 | D - Number of Parallelograms | C++14 (GCC 6-32) | geometry *1900 |
Sep/21/2020 06:28 |
651 | D - Restore Permutation | C++17 (GCC 9-64) | binary search data structures greedy implementation *1900 |
Sep/20/2020 16:41 |
650 | D - Array Splitting | C++14 (GCC 6-32) | greedy sortings *1900 |
Sep/20/2020 06:11 |
649 | C - Ivan and Powers of Two | C++14 (GCC 6-32) | greedy implementation *1600 |
Sep/19/2020 12:08 |
648 | C - Choosing flowers | C++14 (GCC 6-32) | binary search brute force data structures dfs and similar dp greedy sortings two pointers *2000 |
Sep/17/2020 09:27 |
647 | A - Acacius and String | C++14 (GCC 6-32) | brute force implementation strings *1500 |
Sep/17/2020 09:26 |
646 | B - Dubious Cyrpto | C++14 (GCC 6-32) | binary search brute force math number theory *1500 |
Sep/17/2020 09:26 |
645 | D - 505 | C++14 (GCC 6-32) | bitmasks brute force constructive algorithms dp greedy implementation *2000 |
Sep/16/2020 08:24 |
644 | B - Negative Prefixes | C++14 (GCC 6-32) | greedy sortings *1300 |
Sep/16/2020 07:47 |
643 | B - Cow and Friend | C++14 (GCC 6-32) | geometry greedy math *1300 |
Sep/16/2020 05:13 |
642 | C - Cow and Message | C++14 (GCC 6-32) | brute force dp math strings *1500 |
Sep/16/2020 05:03 |
641 | C - Mortal Kombat Tower | C++14 (GCC 6-32) | dp graphs greedy shortest paths *1500 |
Sep/15/2020 15:38 |
640 | D - Jon and Orbs | C++14 (GCC 6-32) | dp math probabilities *2200 |
Sep/15/2020 14:21 |
639 | B - Ternary Sequence | C++14 (GCC 6-32) | constructive algorithms greedy math *1100 |
Sep/15/2020 13:28 |
638 | C - Mere Array | C++14 (GCC 6-32) | constructive algorithms math number theory sortings *1300 |
Sep/15/2020 13:07 |
637 | D - Maximum Distributed Tree | C++14 (GCC 6-32) | dfs and similar dp greedy implementation math number theory sortings trees *1800 |
Sep/14/2020 17:05 |
636 | C - Link Cut Centroids | C++14 (GCC 6-32) | constructive algorithms dfs and similar graphs trees *1700 |
Sep/14/2020 08:38 |
635 | C - Three displays | C++14 (GCC 6-32) | brute force dp implementation *1400 |
Sep/13/2020 14:08 |
634 | A - Fair | C++14 (GCC 6-32) | graphs greedy number theory shortest paths *1600 |
Sep/13/2020 13:39 |
633 | B - Petr and Permutations | C++14 (GCC 6-32) | combinatorics math *1800 |
Sep/13/2020 13:07 |
632 | A - Subset Mex | C++14 (GCC 6-32) | greedy implementation math *900 |
Sep/12/2020 12:31 |
631 | B - Maximum Product | C++14 (GCC 6-32) | brute force dp greedy implementation sortings *1200 |
Sep/12/2020 12:31 |
630 | D - Mars rover | C++14 (GCC 6-32) | dfs and similar graphs implementation trees *2000 |
Sep/11/2020 05:50 |
629 | D - Vanya and Triangles | C++14 (GCC 6-32) | brute force combinatorics data structures geometry math sortings *1900 |
Sep/10/2020 15:17 |
628 | D - Complete Tripartite | C++14 (GCC 6-32) | brute force constructive algorithms graphs hashing implementation *1900 |
Sep/10/2020 14:55 |
627 | A - Leha and Function | C++14 (GCC 6-32) | combinatorics greedy math number theory sortings *1300 |
Sep/10/2020 14:15 |
626 | D - Directed Roads | C++14 (GCC 6-32) | combinatorics dfs and similar graphs math *1900 |
Sep/10/2020 14:02 |
625 | E - Pavel and Triangles | C++14 (GCC 6-32) | brute force dp fft greedy ternary search *1900 |
Sep/10/2020 12:07 |
624 | C - Journey | C++14 (GCC 6-32) | dfs and similar dp graphs probabilities trees *1500 |
Sep/10/2020 10:52 |
623 | B - Good Sequences | C++14 (GCC 6-32) | dp number theory *1500 |
Sep/10/2020 04:29 |
622 | D - Petya and His Friends | C++14 (GCC 6-32) | constructive algorithms math number theory *1700 |
Sep/09/2020 10:32 |
621 | B - Big Vova | C++14 (GCC 6-32) | brute force greedy math number theory *1300 |
Sep/09/2020 06:23 |
620 | A - Ahahahahahahahaha | C++14 (GCC 6-32) | constructive algorithms math *1100 |
Sep/09/2020 05:53 |
619 | C - Chocolate Bunny | C++14 (GCC 6-32) | constructive algorithms interactive math two pointers *1600 |
Sep/09/2020 05:39 |
618 | E - Weights Distributing | C++14 (GCC 6-32) | brute force graphs greedy shortest paths sortings *2100 |
Sep/08/2020 12:48 |
617 | A - Prefix Sum Primes | C++14 (GCC 6-32) | constructive algorithms greedy math number theory *1200 |
Sep/08/2020 06:45 |
616 | C - Foe Pairs | C++14 (GCC 6-32) | combinatorics sortings two pointers *1800 |
Sep/07/2020 15:59 |
615 | C - Kefa and Park | C++14 (GCC 6-32) | dfs and similar graphs trees *1500 |
Sep/07/2020 15:08 |
614 | A - Permutation Forgery | C++14 (GCC 6-32) | constructive algorithms *800 |
Sep/07/2020 14:53 |
613 | C - Balanced Bitstring | C++14 (GCC 6-32) | greedy implementation strings *1500 |
Sep/07/2020 14:52 |
612 | B - Array Cancellation | C++14 (GCC 6-32) | constructive algorithms implementation *1000 |
Sep/07/2020 14:52 |
611 | D - Magic Gems | C++14 (GCC 6-32) | dp math matrices *2100 |
Sep/07/2020 12:24 |
610 | A - Best Subsegment | C++14 (GCC 6-32) | implementation math *1100 |
Sep/07/2020 09:30 |
609 | C - Magic Ship | C++14 (GCC 6-32) | binary search *1900 |
Sep/07/2020 09:29 |
608 | B - Emotes | C++14 (GCC 6-32) | greedy math sortings *1000 |
Sep/07/2020 09:29 |
607 | C - Fox And Names | C++14 (GCC 6-32) | dfs and similar graphs sortings *1600 |
Sep/06/2020 06:46 |
606 | F - String Set Queries | C++14 (GCC 6-32) | brute force data structures hashing interactive string suffix structures strings *2400 |
Sep/05/2020 15:13 |
605 | B - Count Pairs | C++14 (GCC 6-32) | math matrices number theory two pointers *2300 |
Sep/05/2020 13:55 |
604 | E - Generate a String | C++14 (GCC 6-32) | dfs and similar dp *2000 |
Sep/05/2020 13:30 |
603 | A - King Moves | C++14 (GCC 6-32) | implementation *800 |
Sep/05/2020 13:24 |
602 | C - Magic Odd Square | C++14 (GCC 6-32) | constructive algorithms math *1500 |
Sep/05/2020 13:23 |
601 | B - Optimal Point on a Line | C++14 (GCC 6-32) | brute force sortings *1400 |
Sep/05/2020 13:23 |
600 | E - Magic Stones | C++14 (GCC 6-32) | constructive algorithms math sortings *2200 |
Sep/05/2020 09:33 |
599 | A - Parity | C++14 (GCC 6-32) | math *900 |
Sep/05/2020 09:28 |
598 | B - Tape | C++14 (GCC 6-32) | greedy sortings *1400 |
Sep/05/2020 09:28 |
597 | C - Meaningless Operations | C++14 (GCC 6-32) | constructive algorithms math number theory *1500 |
Sep/05/2020 09:28 |
596 | D - Lakes in Berland | C++14 (GCC 6-32) | dfs and similar dsu graphs greedy implementation *1600 |
Sep/05/2020 06:59 |
595 | C - Woodcutters | C++14 (GCC 6-32) | dp greedy *1500 |
Sep/05/2020 03:41 |
594 | A - Sum in the tree | C++14 (GCC 6-32) | constructive algorithms dfs and similar greedy trees *1600 |
Sep/05/2020 03:24 |
593 | F - Subsequences of Length Two | C++14 (GCC 6-32) | dp strings *2100 |
Sep/04/2020 15:09 |
592 | B - Minimum Product | C++14 (GCC 6-32) | brute force greedy math *1100 |
Sep/04/2020 14:14 |
591 | A - Yet Another Two Integers Problem | C++14 (GCC 6-32) | greedy math *800 |
Sep/04/2020 14:14 |
590 | E - Two Platforms | C++14 (GCC 6-32) | binary search dp sortings two pointers *1800 |
Sep/04/2020 14:13 |
589 | D - Decrease the Sum of Digits | C++14 (GCC 6-32) | greedy math *1500 |
Sep/04/2020 14:13 |
588 | C - Yet Another Array Restoration | C++14 (GCC 6-32) | brute force math number theory *1200 |
Sep/04/2020 13:45 |
587 | B - Edge Weight Assignment | C++14 (GCC 6-32) | bitmasks constructive algorithms dfs and similar greedy math trees *1800 |
Sep/04/2020 02:35 |
586 | A - String Similarity | C++14 (GCC 6-32) | constructive algorithms strings *800 |
Sep/02/2020 08:43 |
585 | D - Extra Element | C++14 (GCC 6-32) | implementation math *1700 |
Aug/31/2020 14:48 |
584 | D - Upgrading Array | C++14 (GCC 6-32) | dp greedy math number theory *1800 |
Aug/31/2020 13:12 |
583 | B - Knights | C++14 (GCC 6-32) | constructive algorithms greedy *1100 |
Aug/31/2020 10:24 |
582 | D - Antimatter | C++14 (GCC 6-32) | dp *2300 |
Aug/31/2020 08:43 |
581 | D - Minesweeper 1D | C++14 (GCC 6-32) | dp implementation *1900 |
Aug/31/2020 07:56 |
580 | E - Bindian Signalizing | C++14 (GCC 6-32) | data structures *2400 |
Aug/31/2020 04:13 |
579 | D - Stoned Game | C++14 (GCC 6-32) | brute force games greedy implementation *1800 |
Aug/30/2020 15:03 |
578 | A - Juggling Letters | C++14 (GCC 6-32) | greedy strings *800 |
Aug/30/2020 13:59 |
577 | B - Power Sequence | C++14 (GCC 6-32) | brute force math number theory sortings *1500 |
Aug/30/2020 13:59 |
576 | C - Multiples of Length | C++14 (GCC 6-32) | constructive algorithms greedy math number theory *1600 |
Aug/30/2020 13:59 |
575 | F - Yet Another Segments Subset | C++14 (GCC 6-32) | data structures dp graphs sortings *2300 |
Aug/30/2020 08:12 |
574 | I - Parking Lot | C++14 (GCC 6-32) | combinatorics math *1700 |
Aug/30/2020 02:44 |
573 | B - Dreamoon Likes Sequences | C++14 (GCC 6-32) | bitmasks combinatorics math *1700 |
Aug/30/2020 02:09 |
572 | E - Placing Rooks | C++14 (GCC 6-32) | combinatorics fft math *2300 |
Aug/29/2020 13:42 |
571 | B - Shortest Cycle | C++14 (GCC 6-32) | bitmasks brute force graphs shortest paths *1900 |
Aug/29/2020 05:52 |
570 | A - Almost Equal | C++14 (GCC 6-32) | constructive algorithms greedy math *1200 |
Aug/29/2020 05:01 |
569 | E - Porcelain | C++14 (GCC 6-32) | dp *1900 |
Aug/29/2020 04:31 |
568 | B - Longtail Hedgehog | C++14 (GCC 6-32) | dp graphs *1600 |
Aug/29/2020 03:50 |
567 | E - Array Shrinking | C++14 (GCC 6-32) | dp greedy *2100 |
Aug/29/2020 03:03 |
566 | E - Bertown roads | C++14 (GCC 6-32) | dfs and similar graphs *2000 |
Aug/29/2020 02:31 |
565 | C - Cyclic Permutations | C++14 (GCC 6-32) | combinatorics dp graphs math *1500 |
Aug/28/2020 13:26 |
564 | E - Calendar Ambiguity | C++14 (GCC 6-32) | math number theory *2200 |
Aug/28/2020 05:12 |
563 | C - Binary String Reconstruction | GNU C++11 | 2-sat brute force constructive algorithms greedy *1500 |
Aug/28/2020 04:24 |
562 | D - Make The Fence Great Again | C++14 (GCC 6-32) | dp *1800 |
Aug/27/2020 15:18 |
561 | D - Zigzags | C++14 (GCC 6-32) | brute force combinatorics data structures math two pointers *1900 |
Aug/27/2020 13:54 |
560 | E - Clear the Multiset | C++14 (GCC 6-32) | data structures divide and conquer dp greedy *2200 |
Aug/26/2020 02:23 |
559 | C - Booking System | C++14 (GCC 6-32) | binary search dp greedy implementation *1600 |
Aug/23/2020 06:25 |
558 | C - Logo Turtle | C++14 (GCC 6-32) | dp *1800 |
Aug/23/2020 03:00 |
557 | B - Palindrome | C++14 (GCC 6-32) | constructive algorithms dp *1900 |
Aug/22/2020 10:50 |
556 | A - Omkar and Password | C++14 (GCC 6-32) | greedy math *800 |
Aug/16/2020 23:32 |
555 | B - Omkar and Infinity Clock | C++14 (GCC 6-32) | implementation math *800 |
Aug/16/2020 23:27 |
554 | C - Omkar and Waterslide | C++14 (GCC 6-32) | greedy implementation *1200 |
Aug/16/2020 23:27 |
553 | A - Bad Triangle | C++14 (GCC 6-32) | geometry math *800 |
Aug/16/2020 07:47 |
552 | B - Boboniu Plays Chess | C++14 (GCC 6-32) | constructive algorithms *1100 |
Aug/13/2020 01:32 |
551 | A - Boboniu Likes to Color Balls | C++14 (GCC 6-32) | brute force math *1000 |
Aug/13/2020 01:28 |
550 | C - Boboniu and Bit Operations | C++14 (GCC 6-32) | bitmasks brute force dp greedy *1600 |
Aug/13/2020 01:23 |
549 | C - Mr. Kitayuta, the Treasure Hunter | C++14 (GCC 6-32) | dfs and similar dp two pointers *1900 |
Aug/12/2020 06:05 |
548 | C - Barcode | GNU C11 | dp matrices *1700 |
Aug/11/2020 10:06 |
547 | B - Working out | GNU C11 | dp *1600 |
Aug/11/2020 05:12 |
546 | D - Dima and Hares | C++14 (GCC 6-32) | dp greedy *1800 |
Aug/11/2020 03:56 |
545 | D - Bubble Sort Graph | C++14 (GCC 6-32) | binary search data structures dp *1500 |
Aug/10/2020 16:04 |
544 | D - MUH and Cube Walls | C++14 (GCC 6-32) | string suffix structures strings *1800 |
Aug/10/2020 11:10 |
543 | C - Painting Fence | C++14 (GCC 6-32) | divide and conquer dp greedy *1900 |
Aug/10/2020 10:47 |
542 | C - MUH and House of Cards | C++14 (GCC 6-32) | binary search brute force greedy math *1700 |
Aug/10/2020 02:02 |
541 | B - MUH and Important Things | C++14 (GCC 6-32) | implementation sortings *1300 |
Aug/10/2020 01:40 |
540 | A - MUH and Sticks | C++14 (GCC 6-32) | implementation *1100 |
Aug/10/2020 01:22 |
539 | B - Applejack and Storages | C++14 (GCC 6-32) | constructive algorithms data structures greedy implementation *1400 |
Aug/08/2020 02:25 |
538 | B - Plus from Picture | C++14 (GCC 6-32) | dfs and similar implementation strings *1300 |
Aug/07/2020 05:42 |
537 | A - Remove Smallest | C++14 (GCC 6-32) | greedy sortings *800 |
Aug/07/2020 05:02 |
536 | B - Gifts Fixing | C++14 (GCC 6-32) | greedy *800 |
Aug/07/2020 04:55 |
535 | C - Boats Competition | C++14 (GCC 6-32) | brute force greedy two pointers *1200 |
Aug/07/2020 02:06 |
534 | E1 - Weights Division (easy version) | C++14 (GCC 6-32) | data structures dfs and similar greedy trees *2000 |
Aug/06/2020 04:35 |
533 | D - Binary String To Subsequences | C++14 (GCC 6-32) | constructive algorithms data structures greedy implementation *1500 |
Aug/06/2020 03:40 |
532 | E - Riding in a Lift | C++14 (GCC 6-32) | combinatorics dp *1900 |
Aug/04/2020 12:46 |
531 | B - Mashmokh and ACM | C++14 (GCC 6-32) | combinatorics dp number theory *1400 |
Aug/04/2020 11:00 |
530 | A - Boredom | C++14 (GCC 6-32) | dp *1500 |
Aug/04/2020 08:54 |
529 | E - Pashmak and Graph | C++14 (GCC 6-32) | dp sortings *1900 |
Aug/04/2020 05:17 |
528 | C - Weather | C++17 (GCC 7-32) | dp implementation *1300 |
Aug/04/2020 04:21 |
527 | A - Kyoya and Colored Balls | C++14 (GCC 6-32) | combinatorics dp math *1500 |
Aug/04/2020 03:15 |
526 | A - Omkar and Completion | GNU C++11 | constructive algorithms implementation *800 |
Aug/03/2020 00:50 |
525 | B - Array Walk | C++14 (GCC 6-32) | brute force dp greedy *1600 |
Jul/31/2020 00:59 |
524 | C - Good String | C++14 (GCC 6-32) | brute force dp greedy two pointers *1500 |
Jul/30/2020 14:28 |
523 | A - LCM Problem | C++14 (GCC 6-32) | constructive algorithms greedy math number theory *800 |
Jul/30/2020 13:35 |
522 | A - Dawid and Bags of Candies | C++14 (GCC 6-32) | brute force implementation *800 |
Jul/29/2020 01:26 |
521 | E - Exposition | C++14 (GCC 6-32) | binary search data structures dsu trees two pointers *1900 |
Jul/28/2020 03:38 |
520 | C - The Labyrinth | C++14 (GCC 6-32) | dfs and similar *1600 |
Jul/28/2020 02:19 |
519 | C - Longest Regular Bracket Sequence | C++14 (GCC 6-32) | constructive algorithms data structures dp greedy sortings strings *1900 |
Jul/27/2020 23:58 |
518 | B - Regular Bracket Sequence | C++14 (GCC 6-32) | greedy *1400 |
Jul/27/2020 23:57 |
517 | E - Anton and Ira | C++14 (GCC 6-32) | constructive algorithms greedy math *2300 |
Jul/27/2020 03:14 |
516 | A - String Transformation 1 | C++14 (GCC 6-32) | dsu graphs greedy sortings strings trees two pointers *1700 |
Jul/26/2020 04:23 |
515 | E - Correct Bracket Sequence Editor | C++14 (GCC 6-32) | data structures dsu strings *1700 |
Jul/24/2020 11:18 |
514 | A - Knight Tournament | C++14 (GCC 6-32) | data structures dsu *1500 |
Jul/24/2020 09:17 |
513 | E - Subsegments | C++14 (GCC 6-32) | data structures implementation *1800 |
Jul/24/2020 03:50 |
512 | C1 - Prefix Flip (Easy Version) | C++14 (GCC 6-32) | constructive algorithms data structures strings *1300 |
Jul/22/2020 05:35 |
511 | B - Sequential Nim | C++14 (GCC 6-32) | dp games *1100 |
Jul/22/2020 03:52 |
510 | A - Common Subsequence | C++14 (GCC 6-32) | brute force *800 |
Jul/22/2020 03:33 |
509 | C - Marina and Vasya | C++14 (GCC 6-32) | constructive algorithms greedy strings *1700 |
Jul/21/2020 02:18 |
508 | D - Dima and Lisa | C++14 (GCC 6-32) | brute force math number theory *1800 |
Jul/21/2020 01:54 |
507 | B - Kolya and Tanya | C++14 (GCC 6-32) | combinatorics *1500 |
Jul/21/2020 00:38 |
506 | A - Olesya and Rodion | C++14 (GCC 6-32) | math *1000 |
Jul/21/2020 00:31 |
505 | E - Infinite Inversions | C++14 (GCC 6-32) | binary search data structures implementation sortings trees *2100 |
Jul/19/2020 15:58 |
504 | D - a-Good String | C++14 (GCC 6-32) | bitmasks brute force divide and conquer dp implementation *1500 |
Jul/18/2020 15:23 |
503 | B - Omkar and Last Class of Math | C++14 (GCC 6-32) | greedy math number theory *1300 |
Jul/16/2020 04:48 |
502 | C - Omkar and Baseball | C++14 (GCC 6-32) | constructive algorithms math *1500 |
Jul/16/2020 04:37 |
501 | C - Computer Game | C++17 (GCC 7-32) | binary search math *1400 |
Jul/09/2020 08:17 |
500 | A - Lefthanders and Righthanders | C++17 (GCC 7-32) | implementation *1200 |
Jul/09/2020 06:56 |
499 | C - Eugene and an array | C++17 (GCC 7-32) | binary search data structures implementation two pointers *1700 |
Jul/06/2020 10:12 |
498 | C - Dijkstra? | C++17 (GCC 7-32) | graphs shortest paths *1900 |
Jul/06/2020 07:19 |
497 | D - Replace by MEX | C++17 (GCC 7-32) | brute force constructive algorithms sortings *1900 |
Jul/05/2020 14:33 |
496 | A - Sign Flipping | C++17 (GCC 7-32) | constructive algorithms math *1100 |
Jul/05/2020 12:52 |
495 | C - Element Extermination | C++17 (GCC 7-32) | constructive algorithms data structures greedy *1400 |
Jul/05/2020 12:42 |
494 | B - Neighbor Grid | C++17 (GCC 7-32) | constructive algorithms greedy *1200 |
Jul/05/2020 12:04 |
493 | A - Dreamoon and Ranking Collection | C++17 (GCC 7-32) | implementation *900 |
Jul/04/2020 14:36 |
492 | E1 - Asterism (Easy Version) | C++17 (GCC 7-32) | binary search brute force combinatorics math number theory sortings *1900 |
Jul/03/2020 09:25 |
491 | C - Find Maximum | C++17 (GCC 7-32) | implementation math number theory *1600 |
Jul/03/2020 01:13 |
490 | B - Unnatural Conditions | C++17 (GCC 7-32) | constructive algorithms math *1200 |
Jul/02/2020 13:06 |
489 | A - Dead Pixel | C++17 (GCC 7-32) | implementation *800 |
Jul/02/2020 03:41 |
488 | A - Magical Sticks | C++17 (GCC 7-32) | math *800 |
Jul/01/2020 12:52 |
487 | C - A Cookie for You | C++17 (GCC 7-32) | greedy implementation math *1300 |
Jul/01/2020 12:51 |
486 | B - Magical Calendar | C++17 (GCC 7-32) | math *1200 |
Jul/01/2020 12:51 |
485 | D - Grid-00100 | C++17 (GCC 7-32) | constructive algorithms greedy implementation *1600 |
Jul/01/2020 12:50 |
484 | B - Filling the Grid | C++17 (GCC 7-32) | implementation math *1400 |
Jul/01/2020 09:16 |
483 | C - Primes and Multiplication | C++17 (GCC 7-32) | math number theory *1700 |
Jul/01/2020 08:50 |
482 | C - Basketball Exercise | C++17 (GCC 7-32) | dp *1400 |
Jun/29/2020 10:13 |
481 | D2 - Submarine in the Rybinsk Sea (hard edition) | C++17 (GCC 7-32) | combinatorics math number theory *1800 |
Jun/29/2020 10:00 |
480 | E1 - Reading Books (easy version) | C++17 (GCC 7-32) | data structures greedy sortings *1600 |
Jun/29/2020 09:04 |
479 | C - Move Brackets | C++17 (GCC 7-32) | greedy strings *1000 |
Jun/29/2020 08:32 |
478 | D - Zero Remainder Array | C++17 (GCC 7-32) | math sortings two pointers *1400 |
Jun/29/2020 08:28 |
477 | B - Multiply by 2, divide by 6 | C++17 (GCC 7-32) | math *900 |
Jun/29/2020 08:10 |
476 | A - Required Remainder | C++17 (GCC 7-32) | math *800 |
Jun/29/2020 08:05 |
475 | E - The Cake Is a Lie | C++17 (GCC 7-32) | constructive algorithms data structures dfs and similar graphs *2400 |
Jun/28/2020 15:33 |
474 | B1 - K for the Price of One (Easy Version) | C++17 (GCC 7-32) | dp greedy sortings *1400 |
Jun/28/2020 09:06 |
473 | B2 - K for the Price of One (Hard Version) | C++17 (GCC 7-32) | dp greedy sortings *1600 |
Jun/28/2020 09:05 |
472 | C - Petya and Exam | C++17 (GCC 7-32) | greedy sortings two pointers *1800 |
Jun/28/2020 08:24 |
471 | D - Maximum Sum on Even Positions | C++17 (GCC 7-32) | divide and conquer dp greedy implementation *1600 |
Jun/27/2020 11:22 |
470 | B - 01 Game | C++17 (GCC 7-32) | games *900 |
Jun/27/2020 10:59 |
469 | C - Pluses and Minuses | C++17 (GCC 7-32) | math *1300 |
Jun/27/2020 10:55 |
468 | A - Donut Shops | C++17 (GCC 7-32) | greedy implementation math *1000 |
Jun/27/2020 10:29 |
467 | B - Nick and Array | C++17 (GCC 7-32) | greedy implementation *1500 |
Jun/24/2020 14:41 |
466 | B - Marathon | C++17 (GCC 7-32) | implementation math *1500 |
Jun/24/2020 06:57 |
465 | B - Number Circle | C++17 (GCC 7-32) | greedy math sortings *1100 |
Jun/24/2020 06:27 |
464 | A - FashionabLee | C++17 (GCC 7-32) | geometry math *800 |
Jun/24/2020 06:15 |
463 | D - TediousLee | C++17 (GCC 7-32) | dp graphs greedy math trees *1900 |
Jun/24/2020 06:09 |
462 | E - DeadLee | C++17 (GCC 7-32) | data structures dfs and similar greedy implementation sortings *2400 |
Jun/24/2020 05:26 |
461 | B - AccurateLee | C++17 (GCC 7-32) | greedy implementation strings *1200 |
Jun/23/2020 13:47 |
460 | C - RationalLee | C++17 (GCC 7-32) | greedy math sortings two pointers *1400 |
Jun/23/2020 13:06 |
459 | B - Alice and the List of Presents | C++17 (GCC 7-32) | combinatorics math *1500 |
Jun/23/2020 12:37 |
458 | E - Two Small Strings | C++17 (GCC 7-32) | brute force constructive algorithms *1900 |
Jun/23/2020 12:17 |
457 | D2 - Equalizing by Division (hard version) | C++17 (GCC 7-32) | brute force math sortings *1600 |
Jun/23/2020 11:48 |
456 | D1 - Equalizing by Division (easy version) | C++17 (GCC 7-32) | brute force implementation *1500 |
Jun/23/2020 11:34 |
455 | A - Summer Camp | C++17 (GCC 7-32) | implementation *800 |
Jun/23/2020 11:00 |
454 | E - Special Permutations | C++17 (GCC 7-32) | math *2000 |
Jun/22/2020 11:58 |
453 | C - Labs | C++17 (GCC 7-32) | constructive algorithms greedy implementation *1300 |
Jun/22/2020 08:45 |
452 | D - Inversion Counting | C++17 (GCC 7-32) | brute force math *1800 |
Jun/22/2020 08:00 |
451 | C - Three Garlands | C++17 (GCC 7-32) | brute force constructive algorithms *1400 |
Jun/22/2020 07:36 |
450 | B - Two Cakes | C++17 (GCC 7-32) | binary search brute force implementation *1200 |
Jun/22/2020 06:03 |
449 | A - Nearest Minimums | C++17 (GCC 7-32) | implementation *1100 |
Jun/22/2020 05:57 |
448 | D - Odd-Even Subsequence | C++17 (GCC 7-32) | binary search dp dsu greedy implementation *2000 |
Jun/21/2020 07:39 |
447 | C - Number Game | C++17 (GCC 7-32) | games math number theory *1400 |
Jun/21/2020 05:48 |
446 | B - GCD Compression | C++17 (GCC 7-32) | constructive algorithms math number theory *1100 |
Jun/21/2020 05:14 |
445 | A - Maximum GCD | C++17 (GCC 7-32) | greedy implementation math number theory *800 |
Jun/21/2020 05:03 |
444 | B - Codeforces Subsequences | C++17 (GCC 7-32) | brute force constructive algorithms greedy math strings *1500 |
Jun/19/2020 04:52 |
443 | A - C+= | C++17 (GCC 7-32) | brute force greedy implementation math *800 |
Jun/19/2020 04:25 |
442 | C - Even Picture | C++17 (GCC 7-32) | constructive algorithms *1500 |
Jun/19/2020 04:18 |
441 | D - AND, OR and square sum | C++17 (GCC 7-32) | bitmasks greedy math *1700 |
Jun/19/2020 03:53 |
440 | B - Restricted RPS | C++17 (GCC 7-32) | constructive algorithms dp greedy *1200 |
Jun/17/2020 16:05 |
439 | C - Berry Jam | C++17 (GCC 7-32) | data structures dp greedy implementation *1700 |
Jun/17/2020 15:14 |
438 | C - Ivan the Fool and the Probability Theory | C++17 (GCC 7-32) | combinatorics dp math *1700 |
Jun/17/2020 14:47 |
437 | C - Constanze's Machine | C++17 (GCC 7-32) | dp *1400 |
Jun/17/2020 14:31 |
436 | C - The Football Season | C++17 (GCC 7-32) | brute force math number theory *2000 |
Jun/17/2020 14:23 |
435 | D - Task On The Board | C++17 (GCC 7-32) | constructive algorithms greedy implementation sortings *1800 |
Jun/17/2020 06:02 |
434 | B - Grow The Tree | C++17 (GCC 7-32) | greedy math sortings *900 |
Jun/17/2020 04:53 |
433 | A - Integer Points | C++17 (GCC 7-32) | geometry math *1000 |
Jun/17/2020 04:48 |
432 | B - Even Array | C++17 (GCC 7-32) | greedy math *800 |
Jun/16/2020 14:13 |
431 | C - Social Distance | C++17 (GCC 7-32) | constructive algorithms greedy math *1300 |
Jun/16/2020 14:06 |
430 | A - Short Substrings | C++17 (GCC 7-32) | implementation strings *800 |
Jun/16/2020 13:37 |
429 | C - Restore Graph | C++17 (GCC 7-32) | dfs and similar graphs sortings *1800 |
Jun/16/2020 11:01 |
428 | C - Mind Control | C++17 (GCC 7-32) | brute force data structures greedy math *1600 |
Jun/16/2020 09:59 |
427 | D - Ehab's Last Corollary | C++17 (GCC 7-32) | constructive algorithms dfs and similar graphs greedy implementation trees *2100 |
Jun/14/2020 16:30 |
426 | C - Ehab and Prefix MEXs | C++17 (GCC 7-32) | brute force constructive algorithms greedy *1600 |
Jun/14/2020 14:36 |
425 | B - Most socially-distanced subsequence | C++17 (GCC 7-32) | greedy two pointers *1300 |
Jun/14/2020 08:49 |
424 | A - XXXXX | C++17 (GCC 7-32) | brute force data structures number theory two pointers *1200 |
Jun/14/2020 07:16 |
423 | D - Two Divisors | C++17 (GCC 7-32) | constructive algorithms math number theory *2000 |
Jun/13/2020 05:55 |
422 | E - Two Arrays | C++17 (GCC 7-32) | binary search brute force combinatorics constructive algorithms dp two pointers *2100 |
Jun/12/2020 09:14 |
421 | A - Shovels and Swords | C++17 (GCC 7-32) | binary search greedy math *1100 |
Jun/11/2020 13:10 |
420 | C - Palindromic Paths | C++17 (GCC 7-32) | greedy math *1500 |
Jun/11/2020 11:52 |
419 | B - Shuffle | C++17 (GCC 7-32) | math two pointers *1300 |
Jun/11/2020 11:11 |
418 | B - Kill `Em All | C++17 (GCC 7-32) | greedy sortings *1300 |
Jun/11/2020 09:36 |
417 | A - Mezo Playing Zoma | C++17 (GCC 7-32) | math *800 |
Jun/11/2020 04:35 |
416 | D - Vasiliy's Multiset | C++17 (GCC 7-32) | binary search bitmasks data structures trees *1800 |
Jun/11/2020 04:18 |
415 | A - Even Subset Sum Problem | C++17 (GCC 7-32) | brute force dp greedy implementation *800 |
Jun/10/2020 11:24 |
414 | F - Swaps Again | C++17 (GCC 7-32) | constructive algorithms implementation sortings *2100 |
Jun/10/2020 09:51 |
413 | E1 - Send Boxes to Alice (Easy Version) | C++17 (GCC 7-32) | greedy math number theory *1800 |
Jun/10/2020 08:55 |
412 | E - Road to 1600 | C++17 (GCC 7-32) | brute force constructive algorithms *2400 |
Jun/09/2020 15:39 |
411 | D - Feeding Chicken | C++17 (GCC 7-32) | greedy implementation *1700 |
Jun/09/2020 15:09 |
410 | B - Fridge Lockers | C++17 (GCC 7-32) | graphs implementation *1100 |
Jun/09/2020 08:48 |
409 | A - NP-Hard Problem | C++17 (GCC 7-32) | dfs and similar graphs *1500 |
Jun/09/2020 08:30 |
408 | B - Divisor Subtraction | C++17 (GCC 7-32) | implementation math number theory *1200 |
Jun/09/2020 07:20 |
407 | A - Perfect Permutation | C++17 (GCC 7-32) | implementation math *800 |
Jun/09/2020 06:50 |
406 | A - Keyboard | C++17 (GCC 7-32) | implementation *900 |
Jun/09/2020 06:45 |
405 | A - Ilya and Bank Account | C++17 (GCC 7-32) | implementation number theory *900 |
Jun/09/2020 06:40 |
404 | A - Changing Volume | C++17 (GCC 7-32) | math *800 |
Jun/09/2020 06:35 |
403 | D - Segment Tree | C++17 (GCC 7-32) | data structures dsu graphs trees *2100 |
Jun/08/2020 06:09 |
402 | E - Cyclic Components | C++17 (GCC 7-32) | dfs and similar dsu graphs *1500 |
Jun/08/2020 01:51 |
401 | D - Solve The Maze | C++17 (GCC 7-32) | constructive algorithms dfs and similar dsu graphs greedy implementation shortest paths *1700 |
Jun/07/2020 14:55 |
400 | B - Trouble Sort | C++17 (GCC 7-32) | constructive algorithms implementation *1300 |
Jun/07/2020 14:25 |
399 | A - Matrix Game | C++17 (GCC 7-32) | games greedy implementation *1100 |
Jun/07/2020 14:22 |
398 | C - Rotation Matching | C++17 (GCC 7-32) | constructive algorithms data structures greedy implementation *1400 |
Jun/07/2020 14:21 |
397 | E - Maximum Subsequence Value | C++17 (GCC 7-32) | brute force constructive algorithms *1900 |
Jun/07/2020 14:20 |
396 | A - Berland Poker | C++17 (GCC 7-32) | brute force greedy math *1000 |
Jun/06/2020 15:13 |
395 | B - Magic Stick | C++17 (GCC 7-32) | math *1000 |
Jun/06/2020 14:44 |
394 | A - BerOS file system | C++17 (GCC 7-32) | implementation *1700 |
Jun/06/2020 14:33 |
393 | A - 123-sequence | C++17 (GCC 7-32) | implementation *900 |
Jun/06/2020 14:29 |
392 | A - Prime Subtraction | C++17 (GCC 7-32) | math number theory *900 |
Jun/06/2020 14:26 |
391 | A - Frog Jumping | C++17 (GCC 7-32) | math *800 |
Jun/06/2020 14:23 |
390 | D - Divide by three, multiply by two | C++17 (GCC 7-32) | dfs and similar math sortings *1400 |
Jun/06/2020 14:19 |
389 | D - Johnny and Contribution | C++17 (GCC 7-32) | constructive algorithms graphs greedy implementation sortings *1700 |
Jun/06/2020 10:35 |
388 | D - Two Sets | C++17 (GCC 7-32) | 2-sat data structures graph matchings greedy *2000 |
Jun/05/2020 08:54 |
387 | A - I Wanna Be the Guy | C++17 (GCC 9-64) | greedy implementation *800 |
Jun/05/2020 05:01 |
386 | C - 24 Game | C++17 (GCC 9-64) | constructive algorithms implementation *1500 |
Jun/05/2020 04:52 |
385 | A - Johnny and Ancient Computer | C++17 (GCC 9-64) | implementation *1000 |
Jun/04/2020 14:15 |
384 | B - Johnny and His Hobbies | C++17 (GCC 9-64) | bitmasks brute force *1200 |
Jun/04/2020 14:12 |
383 | C - Johnny and Another Rating Drop | C++17 (GCC 9-64) | bitmasks greedy math *1400 |
Jun/04/2020 14:11 |
382 | C1 - Good Numbers (easy version) | C++17 (GCC 9-64) | brute force greedy implementation *1300 |
Jun/03/2020 15:31 |
381 | C2 - Good Numbers (hard version) | C++17 (GCC 9-64) | binary search greedy math meet-in-the-middle *1500 |
Jun/03/2020 15:30 |
380 | B1 - Books Exchange (easy version) | C++17 (GCC 9-64) | dsu math *1000 |
Jun/03/2020 14:59 |
379 | B2 - Books Exchange (hard version) | C++17 (GCC 9-64) | dfs and similar dsu math *1300 |
Jun/03/2020 14:58 |
378 | A - Exercising Walk | C++14 (GCC 6-32) | greedy implementation math *1100 |
Jun/02/2020 11:36 |
377 | D - Guess The Maximums | C++14 (GCC 6-32) | binary search implementation interactive math *2100 |
Jun/02/2020 05:22 |
376 | E - Tree Shuffling | C++17 (GCC 7-32) | dfs and similar dp greedy trees *2000 |
Jun/01/2020 15:25 |
375 | E - Modular Stability | C++17 (GCC 7-32) | combinatorics math number theory *2000 |
Jun/01/2020 11:29 |
374 | C - Game On Leaves | C++17 (GCC 7-32) | games trees *1600 |
Jun/01/2020 06:17 |
373 | B - Subsequence Hate | C++17 (GCC 7-32) | implementation strings *1400 |
Jun/01/2020 05:25 |
372 | A - Odd Selection | C++17 (GCC 7-32) | brute force implementation math *1200 |
Jun/01/2020 05:10 |
371 | F - Spy-string | C++17 (GCC 7-32) | bitmasks brute force constructive algorithms dp hashing strings *1700 |
May/31/2020 09:59 |
370 | E2 - Three Blocks Palindrome (hard version) | C++17 (GCC 7-32) | brute force data structures dp two pointers *1800 |
May/31/2020 09:34 |
369 | B - New Theatre Square | C++17 (GCC 7-32) | brute force dp greedy implementation two pointers *1000 |
May/31/2020 09:01 |
368 | H - Binary Median | C++17 (GCC 7-32) | binary search bitmasks brute force constructive algorithms *2100 |
May/31/2020 07:54 |
367 | B - PIN Codes | C++17 (GCC 7-32) | greedy implementation *1400 |
May/29/2020 16:01 |
366 | G - A/B Matrix | C++17 (GCC 7-32) | constructive algorithms greedy math *1900 |
May/29/2020 01:52 |
365 | E - Polygon | C++17 (GCC 7-32) | dp graphs implementation shortest paths *1300 |
May/28/2020 07:25 |
364 | D - Buying Shovels | C++17 (GCC 7-32) | math number theory *1300 |
May/28/2020 07:12 |
363 | C - Similar Pairs | C++17 (GCC 7-32) | constructive algorithms graph matchings greedy sortings *1100 |
May/28/2020 07:05 |
362 | B - Honest Coach | C++17 (GCC 7-32) | greedy sortings *800 |
May/28/2020 06:48 |
361 | A - Minimal Square | C++17 (GCC 7-32) | greedy math *800 |
May/28/2020 06:45 |
360 | E - Graph Coloring | C++17 (GCC 7-32) | dfs and similar dp graphs *2100 |
May/27/2020 13:10 |
359 | E - Nearest Opposite Parity | C++17 (GCC 7-32) | dfs and similar graphs shortest paths *1900 |
May/27/2020 09:27 |
358 | D - Remove One Element | C++17 (GCC 7-32) | brute force dp *1500 |
May/27/2020 08:56 |
357 | B - Amr and Pins | C++17 (GCC 7-32) | geometry math *1400 |
May/27/2020 08:09 |
356 | B - Random Teams | C++17 (GCC 7-32) | combinatorics constructive algorithms greedy math *1300 |
May/27/2020 08:03 |
355 | A - Unimodal Array | C++17 (GCC 7-32) | implementation *1000 |
May/27/2020 07:49 |
354 | A - Good Number | C++17 (GCC 7-32) | implementation *1100 |
May/27/2020 07:44 |
353 | A - Prefixes | C++17 (GCC 7-32) | strings *800 |
May/27/2020 07:18 |
352 | B - Long Number | C++17 (GCC 7-32) | greedy *1300 |
May/27/2020 07:13 |
351 | C - Circle of Monsters | C++17 (GCC 7-32) | brute force constructive algorithms greedy math *1600 |
May/27/2020 07:06 |
350 | D - The Best Vacation | C++17 (GCC 7-32) | binary search brute force greedy implementation two pointers *1900 |
May/27/2020 06:48 |
349 | C - Celex Update | C++17 (GCC 7-32) | math *1600 |
May/27/2020 05:59 |
348 | B - Maria Breaks the Self-isolation | C++17 (GCC 7-32) | greedy sortings *1000 |
May/26/2020 14:38 |
347 | A - Park Lighting | C++17 (GCC 7-32) | greedy math *800 |
May/26/2020 14:29 |
346 | D - Taxes | C++17 (GCC 7-32) | math number theory *1600 |
May/25/2020 16:52 |
345 | C - Tennis Championship | C++17 (GCC 7-32) | combinatorics constructive algorithms greedy math *1600 |
May/25/2020 16:39 |
344 | B - Modulo Sum | C++17 (GCC 7-32) | combinatorics data structures dp two pointers *1900 |
May/25/2020 15:09 |
343 | D - Equalize the Remainders | C++17 (GCC 7-32) | data structures greedy implementation *1900 |
May/25/2020 04:51 |
342 | C - Kuroni and Impossible Calculation | C++17 (GCC 7-32) | brute force combinatorics math number theory *1600 |
May/22/2020 11:17 |
341 | C - A Tale of Two Lands | C++17 (GCC 7-32) | binary search sortings two pointers *1500 |
May/22/2020 06:15 |
340 | B - One Bomb | C++17 (GCC 7-32) | implementation *1400 |
May/22/2020 05:44 |
339 | A - IQ test | C++17 (GCC 7-32) | brute force *1300 |
May/22/2020 05:15 |
338 | C - Arpa's loud Owf and Mehrdad's evil plan | C++17 (GCC 7-32) | dfs and similar math *1600 |
May/22/2020 04:51 |
337 | F - Moving Points | C++17 (GCC 7-32) | data structures divide and conquer implementation sortings *1900 |
May/21/2020 14:40 |
336 | D1 - Submarine in the Rybinsk Sea (easy edition) | C++17 (GCC 7-32) | combinatorics math number theory *1500 |
May/21/2020 10:49 |
335 | E - Restorer Distance | C++17 (GCC 7-32) | binary search greedy math sortings ternary search *2100 |
May/21/2020 08:07 |
334 | D - Beautiful Graph | C++17 (GCC 7-32) | dfs and similar graphs *1700 |
May/20/2020 05:53 |
333 | C - Cd and pwd commands | C++17 (GCC 7-32) | *special problem data structures implementation *1400 |
May/19/2020 13:31 |
332 | C - Substring Game in the Lesson | C++17 (GCC 7-32) | games greedy strings *1300 |
May/19/2020 12:56 |
331 | A - System of Equations | C++17 (GCC 7-32) | brute force *800 |
May/19/2020 12:35 |
330 | D - Orac and Medians | C++17 (GCC 7-32) | constructive algorithms greedy *2000 |
May/18/2020 12:53 |
329 | D - Domino for Young | C++17 (GCC 7-32) | combinatorics constructive algorithms math *2000 |
May/18/2020 11:16 |
328 | C - Count Triangles | C++17 (GCC 7-32) | binary search implementation math two pointers *1800 |
May/18/2020 10:59 |
327 | C - Long Beautiful Integer | C++17 (GCC 7-32) | greedy implementation *1700 |
May/18/2020 10:36 |
326 | D - Multiset | C++17 (GCC 7-32) | binary search data structures *1900 |
May/18/2020 10:13 |
325 | D - Portals | C++17 (GCC 7-32) | data structures dp greedy implementation sortings *2100 |
May/18/2020 09:45 |
324 | C - Shawarma Tent | C++17 (GCC 7-32) | brute force geometry greedy implementation *1300 |
May/18/2020 06:07 |
323 | B - Blocks | C++17 (GCC 7-32) | greedy math *1300 |
May/18/2020 05:44 |
322 | A - Suits | C++17 (GCC 7-32) | brute force greedy math *800 |
May/18/2020 05:30 |
321 | E - Connected Component on a Chessboard | C++17 (GCC 7-32) | constructive algorithms implementation *1800 |
May/17/2020 15:29 |
320 | C2 - Not So Simple Polygon Embedding | C++17 (GCC 7-32) | binary search brute force geometry math *2000 |
May/17/2020 11:23 |
319 | D1 - RGB Substring (easy version) | C++17 (GCC 7-32) | implementation *1500 |
May/17/2020 09:54 |
318 | D2 - RGB Substring (hard version) | C++17 (GCC 7-32) | data structures dp implementation two pointers *1600 |
May/17/2020 09:53 |
317 | B - Ternary String | C++17 (GCC 7-32) | binary search dp implementation two pointers *1200 |
May/17/2020 07:42 |
316 | A - Alarm Clock | C++17 (GCC 7-32) | math *900 |
May/17/2020 07:34 |
315 | C1 - Simple Polygon Embedding | C++17 (GCC 7-32) | binary search geometry math ternary search *1400 |
May/17/2020 07:22 |
314 | D - Game With Array | C++17 (GCC 7-32) | constructive algorithms math *1400 |
May/16/2020 11:33 |
313 | B - Young Explorers | C++17 (GCC 7-32) | dp greedy sortings *1200 |
May/16/2020 11:03 |
312 | A - Sequence with Digits | C++17 (GCC 7-32) | brute force implementation math *1200 |
May/16/2020 10:53 |
311 | D - Welfare State | C++17 (GCC 7-32) | data structures implementation *1600 |
May/16/2020 09:07 |
310 | B - Water Lily | C++17 (GCC 7-32) | geometry math *1000 |
May/16/2020 05:19 |
309 | A - City Day | C++17 (GCC 7-32) | implementation *1000 |
May/16/2020 05:07 |
308 | D - Harmonious Graph | C++17 (GCC 7-32) | constructive algorithms dfs and similar dsu graphs greedy sortings *1700 |
May/15/2020 12:39 |
307 | E - K-periodic Garland | C++17 (GCC 7-32) | brute force dp greedy *1900 |
May/14/2020 12:16 |
306 | A - Most Unstable Array | C++17 (GCC 7-32) | constructive algorithms greedy math *800 |
May/14/2020 11:24 |
305 | B - Two Arrays And Swaps | C++17 (GCC 7-32) | greedy sortings *800 |
May/14/2020 11:13 |
304 | C - Board Moves | C++17 (GCC 7-32) | math *1000 |
May/14/2020 11:04 |
303 | D - Constructing the Array | C++17 (GCC 7-32) | constructive algorithms data structures sortings *1600 |
May/14/2020 10:56 |
302 | C - Orac and LCM | C++17 (GCC 7-32) | math number theory *1600 |
May/14/2020 04:08 |
301 | C - Creative Snap | C++17 (GCC 7-32) | binary search brute force divide and conquer math *1700 |
May/13/2020 14:33 |
300 | B - Petr and a Combination Lock | C++17 (GCC 7-32) | bitmasks brute force dp *1200 |
May/13/2020 13:44 |
299 | A - Mike and Fax | C++17 (GCC 7-32) | brute force implementation strings *1100 |
May/13/2020 13:32 |
298 | B - Road Construction | C++17 (GCC 7-32) | constructive algorithms graphs *1300 |
May/13/2020 13:21 |
297 | B - Relatively Prime Pairs | C++17 (GCC 7-32) | greedy math number theory *1000 |
May/13/2020 13:07 |
296 | B - Orac and Models | C++17 (GCC 7-32) | dp math number theory *1400 |
May/13/2020 09:51 |
295 | A - Orac and Factors | C++17 (GCC 7-32) | math *900 |
May/13/2020 07:10 |
294 | B - Color the Fence | C++17 (GCC 7-32) | data structures dp greedy implementation *1700 |
May/11/2020 11:50 |
293 | A - Divide it! | C++17 (GCC 7-32) | brute force greedy implementation *800 |
May/11/2020 11:05 |
292 | B - Array Sharpening | C++17 (GCC 7-32) | greedy implementation *1300 |
May/11/2020 09:50 |
291 | A - Even But Not Even | C++17 (GCC 7-32) | greedy math strings *900 |
May/11/2020 08:59 |
290 | C - Yet Another Counting Problem | C++17 (GCC 7-32) | math number theory *1600 |
Apr/28/2020 06:59 |
289 | D - Multiple Testcases | C++17 (GCC 7-32) | binary search constructive algorithms data structures greedy sortings two pointers *1900 |
Apr/28/2020 05:50 |
288 | A - NEKO's Maze Game | C++17 (GCC 7-32) | data structures dsu implementation *1400 |
Apr/27/2020 11:40 |
287 | B - JOE is on TV! | C++17 (GCC 7-32) | combinatorics greedy math *1000 |
Apr/27/2020 10:34 |
286 | A - ConneR and the A.R.C. Markland-N | C++17 (GCC 7-32) | binary search brute force implementation *1100 |
Apr/27/2020 10:27 |
285 | B - Binary Period | C++17 (GCC 7-32) | constructive algorithms strings *1100 |
Apr/26/2020 11:07 |
284 | A - Road To Zero | C++17 (GCC 7-32) | greedy math *1000 |
Apr/26/2020 11:03 |
283 | D - Fill The Bag | C++17 (GCC 7-32) | bitmasks greedy *1900 |
Apr/26/2020 10:12 |
282 | D - Same GCDs | C++17 (GCC 7-32) | math number theory *1800 |
Apr/26/2020 07:40 |
281 | C - Obtain The String | C++17 (GCC 7-32) | dp greedy strings *1600 |
Apr/26/2020 07:00 |
280 | B - Infinite Prefixes | C++17 (GCC 7-32) | math strings *1700 |
Apr/26/2020 06:43 |
279 | A - Display The Number | C++17 (GCC 7-32) | greedy *900 |
Apr/25/2020 09:47 |
278 | C2 - Skyscrapers (hard version) | C++17 (GCC 7-32) | data structures dp greedy *1900 |
Apr/25/2020 07:12 |
277 | C1 - Skyscrapers (easy version) | C++17 (GCC 7-32) | brute force data structures dp greedy *1500 |
Apr/25/2020 06:34 |
276 | B - Mike and Feet | C++17 (GCC 7-32) | binary search data structures dp dsu *1900 |
Apr/24/2020 14:03 |
275 | C - Nastya and Strange Generator | C++17 (GCC 7-32) | greedy implementation *1500 |
Apr/24/2020 10:14 |
274 | A - Nastya and Rice | C++17 (GCC 7-32) | math *900 |
Apr/24/2020 09:28 |
273 | B - Nastya and Door | C++17 (GCC 7-32) | greedy implementation *1300 |
Apr/24/2020 09:26 |
272 | A - Ilya and a Colorful Walk | C++17 (GCC 7-32) | greedy implementation *1100 |
Apr/23/2020 08:38 |
271 | A - Find Amir | C++17 (GCC 7-32) | constructive algorithms greedy math *1000 |
Apr/23/2020 08:17 |
270 | B - Sherlock and his girlfriend | C++17 (GCC 7-32) | constructive algorithms number theory *1200 |
Apr/23/2020 08:07 |
269 | A - Important Exam | C++17 (GCC 7-32) | implementation strings *900 |
Apr/23/2020 07:34 |
268 | D - Walking Between Houses | C++17 (GCC 7-32) | constructive algorithms greedy *1600 |
Apr/23/2020 07:21 |
267 | D - Constant Palindrome Sum | C++17 (GCC 7-32) | brute force data structures greedy two pointers *1700 |
Apr/23/2020 06:55 |
266 | D - Minimum Euler Cycle | C++17 (GCC 7-32) | constructive algorithms graphs greedy implementation *1800 |
Apr/23/2020 06:18 |
265 | B - Middle Class | C++17 (GCC 7-32) | greedy sortings *1100 |
Apr/22/2020 10:25 |
264 | A - Level Statistics | C++17 (GCC 7-32) | implementation math *1200 |
Apr/22/2020 09:18 |
263 | A - Candies | C++17 (GCC 7-32) | brute force math *900 |
Apr/22/2020 07:12 |
262 | C - Alternating Subsequence | C++17 (GCC 7-32) | dp greedy two pointers *1200 |
Apr/22/2020 06:20 |
261 | B - Balanced Array | C++17 (GCC 7-32) | constructive algorithms math *800 |
Apr/22/2020 06:02 |
260 | C - Ayoub's function | C++17 (GCC 7-32) | binary search combinatorics greedy math strings *1700 |
Apr/21/2020 10:52 |
259 | D - Book of Evil | C++17 (GCC 7-32) | dfs and similar divide and conquer dp trees *2000 |
Apr/20/2020 11:22 |
258 | B - Psychos in a Line | C++17 (GCC 7-32) | data structures implementation *1900 |
Apr/18/2020 07:20 |
257 | D - Xenia and Colorful Gems | C++17 (GCC 7-32) | binary search data structures implementation math sortings *1700 |
Apr/17/2020 15:38 |
256 | D - Cow and Fields | C++17 (GCC 7-32) | binary search data structures dfs and similar graphs greedy shortest paths sortings *1900 |
Apr/16/2020 11:36 |
255 | C - Linova and Kingdom | C++17 (GCC 7-32) | dfs and similar dp greedy sortings trees *1600 |
Apr/16/2020 08:48 |
254 | B - Kana and Dragon Quest game | C++17 (GCC 7-32) | greedy implementation math *900 |
Apr/16/2020 07:17 |
253 | A - Ichihime and Triangle | C++17 (GCC 7-32) | constructive algorithms math *800 |
Apr/16/2020 07:08 |
252 | E1 - Three Blocks Palindrome (easy version) | C++17 (GCC 7-32) | binary search brute force data structures dp two pointers *1700 |
Apr/14/2020 07:47 |
251 | D - Anti-Sudoku | C++17 (GCC 7-32) | constructive algorithms implementation *1300 |
Apr/14/2020 06:53 |
250 | C - Two Teams Composing | C++17 (GCC 7-32) | binary search greedy implementation sortings *1100 |
Apr/14/2020 06:33 |
249 | B - Construct the String | C++17 (GCC 7-32) | constructive algorithms *900 |
Apr/14/2020 06:17 |
248 | A - Candies and Two Sisters | C++17 (GCC 7-32) | math *800 |
Apr/14/2020 06:10 |
247 | D - Caesar's Legions | C++17 (GCC 7-32) | dp *1700 |
Apr/13/2020 14:12 |
246 | B - The Fibonacci Segment | C++17 (GCC 7-32) | implementation *1100 |
Apr/13/2020 10:56 |
245 | C - Product of Three Numbers | C++17 (GCC 7-32) | greedy math number theory *1300 |
Apr/13/2020 10:05 |
244 | B - Anton and Digits | C++17 (GCC 7-32) | brute force greedy implementation math *800 |
Apr/13/2020 09:43 |
243 | A - Insomnia cure | C++17 (GCC 7-32) | constructive algorithms implementation math *800 |
Apr/13/2020 09:35 |
242 | A - Angry Students | C++17 (GCC 7-32) | greedy implementation *800 |
Apr/13/2020 08:41 |
241 | C - Powered Addition | C++17 (GCC 7-32) | bitmasks brute force greedy *1500 |
Apr/12/2020 14:32 |
240 | B - Sorted Adjacent Differences | C++17 (GCC 7-32) | constructive algorithms sortings *1200 |
Apr/12/2020 10:25 |
239 | A - Filling Diamonds | C++17 (GCC 7-32) | brute force dp implementation math *900 |
Apr/12/2020 10:14 |
238 | C - Tile Painting | C++17 (GCC 7-32) | number theory *1500 |
Apr/12/2020 09:27 |
237 | C - Air Conditioner | C++17 (GCC 7-32) | dp greedy implementation sortings two pointers *1500 |
Apr/12/2020 09:15 |
236 | A - Two Rabbits | C++17 (GCC 7-32) | math *800 |
Apr/12/2020 08:33 |
235 | B - Longest Palindrome | C++17 (GCC 7-32) | brute force constructive algorithms greedy implementation strings *1100 |
Apr/12/2020 08:32 |
234 | A - Maximum Square | C++17 (GCC 7-32) | implementation *800 |
Apr/12/2020 06:19 |
233 | D - Minimax Problem | C++17 (GCC 7-32) | binary search bitmasks dp *2000 |
Apr/10/2020 15:42 |
232 | C - Primitive Primes | C++17 (GCC 7-32) | constructive algorithms math ternary search *1800 |
Apr/10/2020 02:40 |
231 | B - String Modification | C++17 (GCC 7-32) | brute force constructive algorithms implementation sortings strings *1400 |
Apr/10/2020 02:20 |
230 | F - Kate and imperfection | C++17 (GCC 7-32) | greedy implementation math number theory sortings two pointers *2200 |
Apr/09/2020 15:34 |
229 | B - Kind Anton | C++17 (GCC 7-32) | greedy implementation *1100 |
Apr/09/2020 08:57 |
228 | A - Little Artem | C++17 (GCC 7-32) | constructive algorithms *1000 |
Apr/09/2020 08:44 |
227 | D - Almost Acyclic Graph | C++17 (GCC 7-32) | dfs and similar graphs *2200 |
Apr/09/2020 08:26 |
226 | B - Dreamoon Likes Permutations | C++17 (GCC 7-32) | implementation math *1400 |
Apr/08/2020 07:00 |
225 | E - Subsequences (easy version) | C++17 (GCC 7-32) | dp graphs implementation shortest paths *2000 |
Apr/07/2020 10:12 |
224 | B - Equalize Prices | C++17 (GCC 7-32) | math *900 |
Apr/07/2020 07:16 |
223 | D - Candy Box (easy version) | C++17 (GCC 7-32) | greedy sortings *1400 |
Apr/07/2020 07:05 |
222 | A - Nearest Interesting Number | C++17 (GCC 7-32) | implementation *800 |
Apr/07/2020 06:47 |
221 | C - Cycle | C++17 (GCC 7-32) | dfs and similar graphs *2000 |
Apr/07/2020 06:37 |
220 | C - Pipes | C++17 (GCC 7-32) | dp implementation *1500 |
Apr/07/2020 06:02 |
219 | D - Navigation System | C++17 (GCC 7-32) | graphs shortest paths *1700 |
Apr/07/2020 05:57 |
218 | C - Common Divisors | C++17 (GCC 7-32) | implementation math *1300 |
Apr/06/2020 10:08 |
217 | D - Distinct Characters Queries | C++17 (GCC 7-32) | data structures *1600 |
Apr/06/2020 10:04 |
216 | C - Perfect Team | C++17 (GCC 7-32) | binary search math *1200 |
Apr/06/2020 09:03 |
215 | B - T-primes | C++17 (GCC 7-32) | binary search implementation math number theory *1300 |
Apr/06/2020 08:45 |
214 | C - Number of Ways | C++17 (GCC 7-32) | binary search brute force data structures dp two pointers *1700 |
Apr/06/2020 08:35 |
213 | A - Circle of Students | C++17 (GCC 7-32) | implementation *1000 |
Apr/06/2020 06:58 |
212 | B1 - Social Network (easy version) | C++17 (GCC 7-32) | implementation *1000 |
Apr/06/2020 06:36 |
211 | B2 - Social Network (hard version) | C++17 (GCC 7-32) | data structures implementation *1300 |
Apr/06/2020 06:34 |
210 | A - Equalize Prices Again | C++17 (GCC 7-32) | math *800 |
Apr/06/2020 05:54 |
209 | A - Cards | C++17 (GCC 7-32) | greedy implementation *800 |
Apr/05/2020 09:18 |
208 | A - Grade Allocation | C++17 (GCC 7-32) | implementation *800 |
Apr/05/2020 08:23 |
207 | D - Relatively Prime Graph | C++17 (GCC 7-32) | brute force constructive algorithms graphs greedy math *1700 |
Apr/04/2020 10:42 |
206 | B - Minimum Ternary String | C++17 (GCC 7-32) | greedy implementation *1400 |
Apr/04/2020 09:12 |
205 | A - Game Shopping | C++17 (GCC 7-32) | implementation *800 |
Apr/04/2020 09:00 |
204 | B - Queries about less or equal elements | C++17 (GCC 7-32) | binary search data structures sortings two pointers *1300 |
Apr/04/2020 08:16 |
203 | D - Road Map | C++17 (GCC 7-32) | dfs and similar graphs *1600 |
Apr/04/2020 08:09 |
202 | D - Subway | C++17 (GCC 7-32) | dfs and similar graphs *1600 |
Apr/04/2020 07:29 |
201 | F - Ehab's Last Theorem | C++17 (GCC 7-32) | constructive algorithms dfs and similar graphs greedy *2500 |
Apr/04/2020 06:59 |
200 | B - Alternating Current | C++17 (GCC 7-32) | data structures greedy implementation *1600 |
Apr/03/2020 06:59 |
199 | A - Deadline | C++17 (GCC 7-32) | binary search brute force math ternary search *1100 |
Apr/01/2020 09:00 |
198 | C - Two Arrays | C++17 (GCC 7-32) | combinatorics dp *1600 |
Apr/01/2020 08:15 |
197 | B - Yet Another Meme Problem | C++17 (GCC 7-32) | math *1100 |
Apr/01/2020 07:17 |
196 | B - Maximum Absurdity | C++17 (GCC 7-32) | data structures dp implementation *1500 |
Mar/31/2020 09:34 |
195 | D - Colored Boots | C++17 (GCC 7-32) | greedy implementation *1500 |
Mar/31/2020 08:30 |
194 | A - Game 23 | C++17 (GCC 7-32) | implementation math *1000 |
Mar/31/2020 08:07 |
193 | C - Polycarp Restores Permutation | C++17 (GCC 7-32) | math *1500 |
Mar/31/2020 07:56 |
192 | B - Maximal Continuous Rest | C++17 (GCC 7-32) | implementation *900 |
Mar/31/2020 07:27 |
191 | B - Kuroni and Simple Strings | C++17 (GCC 7-32) | constructive algorithms greedy strings two pointers *1200 |
Mar/30/2020 12:55 |
190 | C - Nested Segments | C++17 (GCC 7-32) | greedy implementation sortings *1500 |
Mar/30/2020 09:35 |
189 | A - Minimum Binary Number | C++17 (GCC 7-32) | implementation *800 |
Mar/30/2020 08:07 |
188 | A - Little Pony and Crystal Mine | C++17 (GCC 7-32) | implementation *800 |
Mar/30/2020 06:23 |
187 | A - Modular Exponentiation | C++17 (GCC 7-32) | implementation math *900 |
Mar/30/2020 06:16 |
186 | A - Nearly Lucky Number | C++17 (GCC 7-32) | implementation *800 |
Mar/30/2020 06:10 |
185 | C - Three Parts of the Array | C++17 (GCC 7-32) | binary search data structures two pointers *1200 |
Mar/29/2020 13:00 |
184 | B - Interesting drink | C++17 (GCC 7-32) | binary search dp implementation *1100 |
Mar/29/2020 12:38 |
183 | A - Kuroni and the Gifts | C++17 (GCC 7-32) | brute force constructive algorithms greedy sortings *800 |
Mar/29/2020 10:53 |
182 | D - Cycle in Graph | C++17 (GCC 7-32) | dfs and similar graphs *1800 |
Mar/28/2020 07:47 |
181 | B - Shooting | C++17 (GCC 7-32) | greedy implementation sortings *900 |
Mar/27/2020 08:15 |
180 | A - Divisibility Problem | C++17 (GCC 7-32) | math *800 |
Mar/27/2020 07:17 |
179 | B - K-th Beautiful String | C++17 (GCC 7-32) | binary search brute force combinatorics implementation math *1300 |
Mar/26/2020 15:20 |
178 | B - Lost Numbers | C++17 (GCC 7-32) | brute force divide and conquer interactive math *1400 |
Mar/26/2020 10:44 |
177 | D - Pair of Topics | C++17 (GCC 7-32) | binary search data structures sortings two pointers *1400 |
Mar/26/2020 09:49 |
176 | E - Sleeping Schedule | C++17 (GCC 7-32) | dp implementation *1700 |
Mar/26/2020 09:34 |
175 | D - Pashmak and Parmida's problem | C++17 (GCC 7-32) | data structures divide and conquer sortings *1800 |
Mar/26/2020 07:35 |
174 | B - Vasya and Cornfield | C++17 (GCC 7-32) | geometry *1100 |
Mar/26/2020 07:01 |
173 | A - Lunch Rush | C++17 (GCC 7-32) | implementation *900 |
Mar/26/2020 06:42 |
172 | D - Fight Against Traffic | C++17 (GCC 7-32) | dfs and similar graphs shortest paths *1600 |
Mar/25/2020 11:33 |
171 | A - Diagonal Walking | C++17 (GCC 7-32) | implementation *800 |
Mar/25/2020 10:54 |
170 | B - String Typing | C++17 (GCC 7-32) | implementation strings *1400 |
Mar/25/2020 10:11 |
169 | C - Game with Chips | C++17 (GCC 7-32) | constructive algorithms implementation *1600 |
Mar/24/2020 08:45 |
168 | E - Count The Blocks | C++17 (GCC 7-32) | combinatorics dp math *1800 |
Mar/24/2020 08:04 |
167 | B - Princesses and Princes | C++17 (GCC 7-32) | brute force graphs greedy *1200 |
Mar/24/2020 07:30 |
166 | A - Sum of Odd Integers | C++17 (GCC 7-32) | math *1100 |
Mar/24/2020 06:32 |
165 | D - Count the Arrays | C++17 (GCC 7-32) | combinatorics math *1700 |
Mar/24/2020 06:18 |
164 | C - Adding Powers | C++17 (GCC 7-32) | bitmasks greedy implementation math number theory ternary search *1400 |
Mar/23/2020 07:40 |
163 | B - Bogosort | C++17 (GCC 7-32) | constructive algorithms sortings *1000 |
Mar/23/2020 07:18 |
162 | A - Two Regular Polygons | C++17 (GCC 7-32) | geometry greedy math number theory *800 |
Mar/23/2020 07:06 |
161 | D - Ehab the Xorcist | C++17 (GCC 7-32) | bitmasks constructive algorithms greedy number theory *1700 |
Mar/23/2020 06:55 |
160 | D - Minimum Triangulation | C++17 (GCC 7-32) | dp greedy math *1200 |
Mar/21/2020 11:11 |
159 | B - Turn the Rectangles | C++17 (GCC 7-32) | greedy sortings *1000 |
Mar/21/2020 10:56 |
158 | B - Weird Rounding | C++17 (GCC 7-32) | brute force greedy *1100 |
Mar/21/2020 10:47 |
157 | A - I'm bored with life | C++17 (GCC 7-32) | implementation math number theory *800 |
Mar/21/2020 06:28 |
156 | C - Birthday | C++17 (GCC 7-32) | binary search greedy sortings *1200 |
Mar/20/2020 14:08 |
155 | A - 2048 Game | C++17 (GCC 7-32) | brute force greedy math *1000 |
Mar/20/2020 12:22 |
154 | A - Bus to Udayland | C++17 (GCC 7-32) | brute force implementation *800 |
Mar/20/2020 12:15 |
153 | A - String Task | C++17 (GCC 7-32) | implementation strings *1000 |
Mar/20/2020 11:56 |
152 | A - Yet Another Dividing into Teams | C++17 (GCC 7-32) | math *800 |
Mar/20/2020 07:52 |
151 | B - Tavas and SaDDas | C++17 (GCC 7-32) | bitmasks brute force combinatorics implementation *1100 |
Mar/20/2020 07:34 |
150 | A - Again Twenty Five! | C++17 (GCC 7-32) | number theory *800 |
Mar/20/2020 07:18 |
149 | A - Flipping Game | C++17 (GCC 7-32) | brute force dp implementation *1200 |
Mar/20/2020 07:15 |
148 | C - Perform the Combo | C++17 (GCC 7-32) | brute force *1300 |
Mar/19/2020 08:53 |
147 | B - WeirdSort | C++17 (GCC 7-32) | dfs and similar sortings *1200 |
Mar/19/2020 08:37 |
146 | A - Add Odd or Subtract Even | C++17 (GCC 7-32) | greedy implementation math *800 |
Mar/19/2020 07:57 |
145 | A - Ilya and Diplomas | C++17 (GCC 7-32) | greedy implementation math *1100 |
Mar/18/2020 11:32 |
144 | A - Shaass and Oskols | C++17 (GCC 7-32) | implementation math *800 |
Mar/18/2020 11:09 |
143 | A - Key races | C++17 (GCC 7-32) | math *800 |
Mar/18/2020 10:53 |
142 | B - Yet Another Palindrome Problem | C++17 (GCC 7-32) | brute force strings *1100 |
Mar/18/2020 08:42 |
141 | B - CopyCopyCopyCopyCopy | C++17 (GCC 7-32) | greedy implementation *800 |
Mar/18/2020 08:25 |
140 | A - EhAb AnD gCd | C++17 (GCC 7-32) | constructive algorithms greedy number theory *800 |
Mar/18/2020 08:00 |
139 | C - Songs Compression | C++17 (GCC 7-32) | sortings *1100 |
Mar/18/2020 07:35 |
138 | A - Dubstep | C++17 (GCC 7-32) | strings *900 |
Mar/17/2020 14:28 |
137 | C - Book Reading | C++17 (GCC 7-32) | math *1200 |
Mar/17/2020 08:17 |
136 | B - Bad Prices | C++17 (GCC 7-32) | data structures implementation *1100 |
Mar/17/2020 07:17 |
135 | A - Chips Moving | C++17 (GCC 7-32) | math *900 |
Mar/17/2020 06:58 |
134 | A - Distinct Digits | C++17 (GCC 7-32) | brute force implementation *800 |
Mar/17/2020 06:48 |
133 | A - Cut Ribbon | C++17 (GCC 7-32) | brute force dp *1300 |
Mar/17/2020 06:40 |
132 | A - Kefa and First Steps | C++17 (GCC 7-32) | brute force dp implementation *900 |
Mar/17/2020 06:31 |
131 | C - Frog Jumps | C++17 (GCC 7-32) | binary search data structures dfs and similar greedy implementation *1100 |
Mar/12/2020 10:23 |
130 | A - Yet Another Tetris Problem | C++17 (GCC 7-32) | implementation number theory *900 |
Mar/12/2020 09:32 |
129 | A - Fancy Fence | C++17 (GCC 7-32) | geometry implementation math *1100 |
Mar/12/2020 08:27 |
128 | A - Heist | C++17 (GCC 7-32) | greedy implementation sortings *800 |
Mar/11/2020 13:30 |
127 | A - Football | C++17 (GCC 7-32) | strings *1000 |
Mar/11/2020 13:21 |
126 | A - Anton and Polyhedrons | C++17 (GCC 7-32) | implementation strings *800 |
Mar/11/2020 13:14 |
125 | A - King Escape | C++17 (GCC 7-32) | dfs and similar graphs implementation *1000 |
Mar/11/2020 13:07 |
124 | A - New Year and Hurry | C++17 (GCC 7-32) | binary search brute force implementation math *800 |
Mar/10/2020 11:10 |
123 | B - Jzzhu and Sequences | C++17 (GCC 7-32) | implementation math *1300 |
Mar/10/2020 11:01 |
122 | D - Flowers | C++17 (GCC 7-32) | dp *1700 |
Mar/10/2020 10:14 |
121 | D - Connected Components | C++17 (GCC 7-32) | data structures dfs and similar dp dsu *1900 |
Mar/09/2020 09:16 |
120 | C - Given Length and Sum of Digits... | C++17 (GCC 7-32) | dp greedy implementation *1400 |
Mar/09/2020 07:14 |
119 | A - SwapSort | C++17 (GCC 7-32) | greedy implementation sortings *1200 |
Mar/09/2020 06:38 |
118 | C - Drazil and Factorial | C++17 (GCC 7-32) | greedy math sortings *1400 |
Mar/08/2020 16:34 |
117 | A - GukiZ and Contest | C++17 (GCC 7-32) | brute force implementation sortings *800 |
Mar/08/2020 15:17 |
116 | B - Sale | C++17 (GCC 7-32) | greedy sortings *900 |
Mar/08/2020 15:00 |
115 | A - Currency System in Geraldion | C++17 (GCC 7-32) | implementation sortings *1000 |
Mar/08/2020 10:40 |
114 | C - Exams | C++17 (GCC 7-32) | greedy sortings *1400 |
Mar/08/2020 10:20 |
113 | A - Towers | C++17 (GCC 7-32) | sortings *1000 |
Mar/08/2020 09:28 |
112 | B - Sort the Array | C++17 (GCC 7-32) | implementation sortings *1300 |
Mar/08/2020 09:18 |
111 | A - Business trip | C++17 (GCC 7-32) | greedy implementation sortings *900 |
Mar/08/2020 08:50 |
110 | B - BerSU Ball | C++17 (GCC 7-32) | dfs and similar dp graph matchings greedy sortings two pointers *1200 |
Mar/06/2020 06:08 |
109 | A - Team Olympiad | C++17 (GCC 7-32) | greedy implementation sortings *800 |
Mar/06/2020 05:11 |
108 | D - Queue | C++17 (GCC 7-32) | greedy implementation sortings *1300 |
Mar/06/2020 05:08 |
107 | A - Dragons | C++17 (GCC 7-32) | greedy sortings *1000 |
Mar/03/2020 13:20 |
106 | A - Choosing Teams | C++17 (GCC 7-32) | greedy implementation sortings *800 |
Mar/03/2020 13:19 |
105 | A - Buy a Shovel | C++17 (GCC 7-32) | brute force constructive algorithms implementation math *800 |
Mar/03/2020 13:02 |
104 | B - Vanya and Lanterns | C++17 (GCC 7-32) | binary search implementation math sortings *1200 |
Mar/03/2020 12:53 |
103 | C - Yet Another Walking Robot | C++17 (GCC 7-32) | data structures implementation *1500 |
Mar/02/2020 10:51 |
102 | B - Food Buying | C++17 (GCC 7-32) | math *900 |
Mar/02/2020 09:36 |
101 | A - Array with Odd Sum | C++17 (GCC 7-32) | math *800 |
Mar/02/2020 09:14 |
100 | C - Roads in Berland | C++17 (GCC 7-32) | graphs shortest paths *1900 |
Mar/02/2020 08:32 |
99 | D - Roads not only in Berland | C++17 (GCC 7-32) | dsu graphs trees *1900 |
Mar/02/2020 07:57 |
98 | C - Pythagorean Triples | C++17 (GCC 7-32) | math number theory *1500 |
Feb/29/2020 07:01 |
97 | B - Assigning to Classes | C++17 (GCC 7-32) | greedy implementation sortings *1000 |
Feb/29/2020 06:07 |
96 | A - Amusing Joke | C++17 (GCC 7-32) | implementation sortings strings *800 |
Feb/28/2020 08:23 |
95 | A - Love "A" | C++17 (GCC 7-32) | implementation strings *800 |
Feb/28/2020 08:15 |
94 | B - Bakery | C++17 (GCC 7-32) | graphs *1300 |
Feb/28/2020 07:24 |
93 | C - Lose it! | C++17 (GCC 7-32) | dp greedy implementation *1300 |
Feb/28/2020 06:31 |
92 | B1 - Character Swap (Easy Version) | C++17 (GCC 7-32) | strings *1000 |
Feb/28/2020 04:55 |
91 | B - Sereja and Suffixes | C++17 (GCC 7-32) | data structures dp *1100 |
Feb/28/2020 04:26 |
90 | A - Collecting Coins | C++17 (GCC 7-32) | math *800 |
Feb/27/2020 11:23 |
89 | A - Erasing Zeroes | C++17 (GCC 7-32) | implementation strings *800 |
Feb/27/2020 11:09 |
88 | A - Compote | C++17 (GCC 7-32) | implementation math *800 |
Feb/27/2020 10:47 |
87 | A - Two Substrings | C++17 (GCC 7-32) | brute force dp greedy implementation strings *1500 |
Feb/22/2020 12:13 |
86 | B - Ania and Minimizing | C++17 (GCC 7-32) | greedy implementation *1000 |
Feb/22/2020 04:40 |
85 | B - Obtaining the String | C++17 (GCC 7-32) | implementation *1200 |
Feb/22/2020 04:26 |
84 | C - Meme Problem | C++17 (GCC 7-32) | binary search math *1300 |
Feb/22/2020 03:18 |
83 | A - Die Roll | C++17 (GCC 7-32) | math probabilities *800 |
Feb/18/2020 11:21 |
82 | C - Divisibility by Eight | C++17 (GCC 7-32) | brute force dp math *1500 |
Feb/18/2020 11:14 |
81 | A - Black Square | C++17 (GCC 7-32) | implementation *800 |
Feb/18/2020 09:51 |
80 | A - Non-zero | C++17 (GCC 7-32) | implementation math *800 |
Feb/17/2020 12:08 |
79 | C - Lucky Numbers | C++17 (GCC 7-32) | combinatorics math *1100 |
Dec/30/2019 12:21 |
78 | A - Arrays | C++17 (GCC 7-32) | sortings *900 |
Dec/30/2019 12:15 |
77 | A - Minutes Before the New Year | C++17 (GCC 7-32) | math *800 |
Dec/30/2019 10:40 |
76 | A - Cards | C++17 (GCC 7-32) | implementation sortings strings *800 |
Dec/30/2019 10:32 |
75 | B - Mahmoud and a Triangle | C++17 (GCC 7-32) | constructive algorithms geometry greedy math number theory sortings *1000 |
Dec/26/2019 14:25 |
74 | A - Shuffle Hashing | C++17 (GCC 7-32) | brute force implementation strings *1000 |
Dec/26/2019 04:54 |
73 | A - Temporarily unavailable | C++17 (GCC 7-32) | implementation math *900 |
Dec/24/2019 10:13 |
72 | B - Pashmak and Flowers | C++17 (GCC 7-32) | combinatorics implementation sortings *1300 |
Dec/24/2019 04:37 |
71 | A - Vanya and Fence | C++17 (GCC 7-32) | implementation *800 |
Dec/24/2019 03:32 |
70 | A - Happy Birthday, Polycarp! | C++17 (GCC 7-32) | implementation *1000 |
Dec/22/2019 14:52 |
69 | D - Hexagons! | C++17 (GCC 7-32) | math *1100 |
Dec/22/2019 01:07 |
68 | A - Suffix Three | C++17 (GCC 7-32) | implementation *800 |
Dec/19/2019 10:10 |
67 | A - Even Odds | C++17 (GCC 7-32) | math *900 |
Dec/19/2019 09:33 |
66 | A - Dice Rolling | C++17 (GCC 7-32) | math *800 |
Dec/19/2019 09:25 |
65 | A - Magnets | C++17 (GCC 7-32) | implementation *800 |
Dec/18/2019 14:50 |
64 | B - File Name | C++17 (GCC 7-32) | greedy strings *800 |
Dec/18/2019 14:45 |
63 | A - Theatre Square | C++17 (GCC 7-32) | math *1000 |
Dec/18/2019 14:34 |
62 | A - HQ9+ | C++17 (GCC 7-32) | implementation *900 |
Dec/18/2019 14:29 |
61 | A - Boy or Girl | C++17 (GCC 7-32) | brute force implementation strings *800 |
Dec/18/2019 14:24 |
60 | A - Stones on the Table | C++17 (GCC 7-32) | implementation *800 |
Dec/18/2019 14:20 |
59 | C - Yet Another Broken Keyboard | C++17 (GCC 7-32) | combinatorics dp implementation *1200 |
Dec/16/2019 03:24 |
58 | A - Three Friends | C++17 (GCC 7-32) | brute force greedy math sortings *900 |
Dec/16/2019 03:04 |
57 | A - Team | C++17 (GCC 7-32) | brute force greedy *800 |
Dec/16/2019 01:16 |
56 | A - Domino piling | C++17 (GCC 7-32) | greedy math *800 |
Dec/16/2019 01:11 |
55 | A - Petya and Strings | C++17 (GCC 7-32) | implementation strings *800 |
Dec/16/2019 01:07 |
54 | A - Young Physicist | C++17 (GCC 7-32) | implementation math *1000 |
Dec/16/2019 00:56 |
53 | A - Beautiful Matrix | C++17 (GCC 7-32) | implementation *800 |
Dec/16/2019 00:51 |
52 | A - Word Capitalization | C++17 (GCC 7-32) | implementation strings *800 |
Dec/16/2019 00:47 |
51 | A - Ultra-Fast Mathematician | C++17 (GCC 7-32) | implementation *800 |
Dec/14/2019 13:04 |
50 | A - Bear and Big Brother | C++17 (GCC 7-32) | implementation *800 |
Dec/14/2019 12:58 |
49 | A - Bit++ | C++17 (GCC 7-32) | implementation *800 |
Dec/14/2019 12:52 |
48 | B - Snow Walking Robot | C++17 (GCC 7-32) | constructive algorithms greedy implementation *1200 |
Dec/12/2019 09:27 |
47 | A - Raising Bacteria | C++17 (GCC 7-32) | bitmasks *1000 |
Dec/10/2019 10:56 |
46 | C - Registration System | C++17 (GCC 7-32) | data structures hashing implementation *1300 |
Dec/09/2019 12:36 |
45 | A - Bachgold Problem | C++17 (GCC 7-32) | greedy implementation math number theory *800 |
Dec/09/2019 11:59 |
44 | A - Elephant | C++17 (GCC 7-32) | math *800 |
Dec/08/2019 13:04 |
43 | A - Make a triangle! | C++17 (GCC 7-32) | brute force geometry math *800 |
Dec/08/2019 12:59 |
42 | B - A and B and Compilation Errors | C++17 (GCC 7-32) | data structures implementation sortings *1100 |
Dec/04/2019 11:24 |
41 | B - Reversing Encryption | C++17 (GCC 7-32) | implementation *900 |
Dec/04/2019 09:17 |
40 | B - Borze | C++17 (GCC 7-32) | expression parsing implementation *800 |
Dec/03/2019 12:34 |
39 | A - Mishka and Contest | C++17 (GCC 7-32) | brute force implementation *800 |
Dec/03/2019 12:24 |
38 | A - Hit the Lottery | C++17 (GCC 7-32) | dp greedy *800 |
Dec/03/2019 12:07 |
37 | A - Restoring Three Numbers | C++17 (GCC 7-32) | math *800 |
Dec/03/2019 11:59 |
36 | A - Hulk | C++17 (GCC 7-32) | implementation *800 |
Dec/03/2019 11:49 |
35 | A - Gravity Flip | C++17 (GCC 7-32) | greedy implementation sortings *900 |
Nov/27/2019 10:33 |
34 | A - Twins | C++17 (GCC 7-32) | greedy sortings *900 |
Nov/27/2019 10:26 |
33 | A - Helpful Maths | C++17 (GCC 7-32) | greedy implementation sortings strings *800 |
Nov/27/2019 10:07 |
32 | A - Word | C++17 (GCC 7-32) | implementation strings *800 |
Nov/25/2019 06:23 |
31 | A - Pangram | C++17 (GCC 7-32) | implementation strings *800 |
Nov/25/2019 06:11 |
30 | A - Translation | C++17 (GCC 7-32) | implementation strings *800 |
Nov/25/2019 05:57 |
29 | A - Chat room | C++17 (GCC 7-32) | greedy strings *1000 |
Nov/25/2019 05:48 |
28 | A - Football | C++17 (GCC 7-32) | implementation strings *900 |
Nov/25/2019 05:23 |
27 | A - Fashion in Berland | C++17 (GCC 7-32) | implementation *1000 |
Nov/25/2019 05:13 |
26 | A - Two Bags of Potatoes | C++17 (GCC 7-32) | greedy implementation math *1200 |
Nov/25/2019 05:00 |
25 | A - Johny Likes Numbers | C++17 (GCC 7-32) | implementation math *800 |
Nov/25/2019 04:50 |
24 | B - Xenia and Ringroad | C++17 (GCC 7-32) | implementation *1000 |
Nov/25/2019 04:45 |
23 | A - Pineapple Incident | C++17 (GCC 7-32) | implementation math *900 |
Nov/14/2019 15:06 |
22 | A - Little Artem and Presents | C++17 (GCC 7-32) | math *800 |
Nov/11/2019 11:37 |
21 | A - Cifera | C++17 (GCC 7-32) | math *1000 |
Nov/11/2019 11:23 |
20 | A - Chips | C++17 (GCC 7-32) | implementation math *800 |
Nov/11/2019 11:04 |
19 | A - Professor GukiZ's Robot | C++17 (GCC 7-32) | implementation math *800 |
Nov/11/2019 10:58 |
18 | A - Digital Counter | C++17 (GCC 7-32) | implementation *1100 |
Nov/10/2019 14:00 |
17 | A - Life Without Zeros | C++17 (GCC 7-32) | implementation *1000 |
Nov/10/2019 12:13 |
16 | A - Alyona and Numbers | C++17 (GCC 7-32) | constructive algorithms math number theory *1100 |
Nov/10/2019 11:47 |
15 | A - Cookies | C++17 (GCC 7-32) | implementation *900 |
Nov/10/2019 11:15 |
14 | A - Bear and Game | C++17 (GCC 7-32) | implementation *800 |
Nov/10/2019 11:07 |
13 | A - Playing with Dice | C++17 (GCC 7-32) | brute force *800 |
Nov/10/2019 10:58 |
12 | A - Queue on Bus Stop | C++17 (GCC 7-32) | implementation *1000 |
Nov/10/2019 10:47 |
11 | A - Lucky Ticket | C++17 (GCC 7-32) | implementation *800 |
Nov/10/2019 10:18 |
10 | A - Wrong Subtraction | C++17 (GCC 7-32) | implementation *800 |
Nov/08/2019 03:50 |
9 | A - Payment Without Change | C++17 (GCC 7-32) | math *1000 |
Nov/06/2019 08:07 |
8 | A - Beautiful Year | C++17 (GCC 7-32) | brute force *800 |
Nov/06/2019 07:14 |
7 | A - Cinema Line | C++17 (GCC 7-32) | greedy implementation *1100 |
Nov/06/2019 07:04 |
6 | A - Jzzhu and Children | GNU C++11 | implementation *1000 |
Nov/05/2019 11:33 |
5 | A - Vanya and Cards | GNU C++11 | implementation math *800 |
Nov/05/2019 11:02 |
4 | B - Vanya and Books | GNU C++11 | implementation math *1200 |
Nov/05/2019 10:33 |
3 | A - Multiplication Table | GNU C++11 | implementation number theory *1000 |
Nov/05/2019 10:04 |
2 | A - Police Recruits | GNU C++11 | implementation *800 |
Nov/05/2019 09:46 |
1 | A - Chewbaсca and Number | GNU C++11 | greedy implementation *1200 |
Nov/05/2019 09:24 |