LeetCode Solutions

Hey folks! 👋 Welcome to my repository that houses solutions for the 30-day Winter DSA ❄️ + solutions from general problem solving coding challenge on LeetCode + DSA concept programs.

What's Inside?

Solutions: This repository contains my solutions to the daily coding challenges. Keep in mind that these solutions reflect my approach, which may or may not be the optimal one.
Best Approaches: Some solutions include the best-known approaches to the questions. It's always good to compare and learn from different perspectives.

Why Follow?

Coding is a journey, and this repository is a glimpse into mine. Let's learn, grow, and have fun coding together! and who knows it might end up helping you 😄

Name		Name	Last commit message	Last commit date
Latest commit History 82 Commits
.vscode		.vscode
TCS-NQT		TCS-NQT
.gitattributes		.gitattributes
.gitignore		.gitignore
1. Two Sum.txt		1. Two Sum.txt
100. Same Tree.txt		100. Same Tree.txt
1008. Construct Binary Search Tree from Preorder Traversal.txt		1008. Construct Binary Search Tree from Preorder Traversal.txt
1009. Complement of Base 10 Integer.txt		1009. Complement of Base 10 Integer.txt
1021. Remove Outermost Parentheses.txt		1021. Remove Outermost Parentheses.txt
104. Maximum Depth of Binary Tree.txt		104. Maximum Depth of Binary Tree.txt
110. Balanced Binary Tree.txt		110. Balanced Binary Tree.txt
120. Triangle.txt		120. Triangle.txt
121. Best Time to Buy and Sell Stoc.txt		121. Best Time to Buy and Sell Stoc.txt
125. Valid Palindrome.txt		125. Valid Palindrome.txt
128. Longest Consecutive Sequence.txt		128. Longest Consecutive Sequence.txt
1299. Replace Elements with Greatest Element on Right Side.txt		1299. Replace Elements with Greatest Element on Right Side.txt
13. Roman to Integer.txt		13. Roman to Integer.txt
136. Single Number.txt		136. Single Number.txt
14. Longest Common Prefix.txt		14. Longest Common Prefix.txt
141. Linked List Cycle.txt		141. Linked List Cycle.txt
142. Linked List Cycle II.txt		142. Linked List Cycle II.txt
143. Reorder List.txt		143. Reorder List.txt
144. Binary Tree Preorder Traversal.txt		144. Binary Tree Preorder Traversal.txt
145. Binary Tree Postorder Traversal.txt		145. Binary Tree Postorder Traversal.txt
148. Sort List.txt		148. Sort List.txt
15. 3Sum.txt		15. 3Sum.txt
150. Evaluate Reverse Polish Notation.txt		150. Evaluate Reverse Polish Notation.txt
151. Reverse Words in a String.txt		151. Reverse Words in a String.txt
153. Find Minimum in Rotated Sorted Array.txt		153. Find Minimum in Rotated Sorted Array.txt
160. Intersection of Two Linked Lists.txt		160. Intersection of Two Linked Lists.txt
1614. Maximum Nesting Depth of the Parentheses.txt		1614. Maximum Nesting Depth of the Parentheses.txt
162. Find Peak Element.txt		162. Find Peak Element.txt
169. Majority Element.txt		169. Majority Element.txt
1752. Check if Array Is Sorted and Rotated.txt		1752. Check if Array Is Sorted and Rotated.txt
1762. Buildings With an Ocean View.txt		1762. Buildings With an Ocean View.txt
1838. Frequency of the Most Frequen.txt		1838. Frequency of the Most Frequen.txt
189. Rotate Array.txt		189. Rotate Array.txt
19. Remove Nth Node From End of List.txt		19. Remove Nth Node From End of List.txt
1903. Largest Odd Number in String.txt		1903. Largest Odd Number in String.txt
191. Number of 1 Bits.txt		191. Number of 1 Bits.txt
198. House Robber.txt		198. House Robber.txt
199. Binary Tree Right Side View.txt		199. Binary Tree Right Side View.txt
2. Add Two Numbers.txt		2. Add Two Numbers.txt
200. Number of Islands.txt		200. Number of Islands.txt
204. Count Primes.txt		204. Count Primes.txt
205. Isomorphic Strings.txt		205. Isomorphic Strings.txt
206. Reverse Linked List.txt		206. Reverse Linked List.txt
208. Implement Trie (Prefix Tree).txt		208. Implement Trie (Prefix Tree).txt
2095. Delete the Middle Node of a L.txt		2095. Delete the Middle Node of a L.txt
21. Merge Two Sorted Lists.txt		21. Merge Two Sorted Lists.txt
213. House Robber II.txt		213. House Robber II.txt
2149. Rearrange Array Elements by Sign.txt		2149. Rearrange Array Elements by Sign.txt
215. Kth Largest Element in an Array.txt		215. Kth Largest Element in an Array.txt
2220. Minimum Bit Flips to Convert .txt		2220. Minimum Bit Flips to Convert .txt
226. Invert Binary Tree.txt		226. Invert Binary Tree.txt
23. Merge k Sorted Lists.txt		23. Merge k Sorted Lists.txt
230. Kth Smallest Element in a BST.txt		230. Kth Smallest Element in a BST.txt
231. Power of Two.txt		231. Power of Two.txt
234. Palindrome Linked List.txt		234. Palindrome Linked List.txt
237. Delete Node in a Linked List.txt		237. Delete Node in a Linked List.txt
238. Product of Array Except Self.txt		238. Product of Array Except Self.txt
24. Swap Nodes in Pairs.txt		24. Swap Nodes in Pairs.txt
240. Search a 2D Matrix II.txt		240. Search a 2D Matrix II.txt
242. Valid Anagram.txt		242. Valid Anagram.txt
25. Reverse Nodes in k-Group.txt		25. Reverse Nodes in k-Group.txt
26. Remove Duplicates from Sorted Array.txt		26. Remove Duplicates from Sorted Array.txt
268. Missing Number.txt		268. Missing Number.txt
27. Remove Element.txt		27. Remove Element.txt
283. Move Zeroes.txt		283. Move Zeroes.txt
287. Find the Duplicate Number.txt		287. Find the Duplicate Number.txt
29. Divide Two Integers.txt		29. Divide Two Integers.txt
290. Word Pattern.txt		290. Word Pattern.txt
3005. Count Elements With Maximum Frequency.txt		3005. Count Elements With Maximum Frequency.txt
33. Search in Rotated Sorted Array.txt		33. Search in Rotated Sorted Array.txt
338. Counting Bits.txt		338. Counting Bits.txt
34. Find First and Last Position of Element in Sorted Array.txt		34. Find First and Last Position of Element in Sorted Array.txt
347. Top K Frequent Elements.txt		347. Top K Frequent Elements.txt
35. Search Insert Position.txt		35. Search Insert Position.txt
387. First Unique Character in a String.txt		387. First Unique Character in a String.txt
42. Trapping Rain Water.txt		42. Trapping Rain Water.txt
451. Sort Characters By Frequency.txt		451. Sort Characters By Frequency.txt
463. Island Perimeter.txt		463. Island Perimeter.txt
48. Rotate Image.txt		48. Rotate Image.txt
485. Max Consecutive Ones.txt		485. Max Consecutive Ones.txt
5. Longest Palindromic Substring.txt		5. Longest Palindromic Substring.txt
513. Find Bottom Left Tree Value.txt		513. Find Bottom Left Tree Value.txt
53. Maximum Subarray.txt		53. Maximum Subarray.txt
54. Spiral Matrix.txt		54. Spiral Matrix.txt
540. Single Element in a Sorted Array.txt		540. Single Element in a Sorted Array.txt
543. Diameter of Binary Tree.txt		543. Diameter of Binary Tree.txt
55. Jump Game.txt		55. Jump Game.txt
572. Subtree of Another Tree.txt		572. Subtree of Another Tree.txt
61. Rotate List.txt		61. Rotate List.txt
62. Unique Paths.txt		62. Unique Paths.txt
628. Maximum Product of Three Numbers.txt		628. Maximum Product of Three Numbers.txt
63. Unique Paths II.txt		63. Unique Paths II.txt
64. Minimum Path Sum.txt		64. Minimum Path Sum.txt
7. Reverse Integer.txt		7. Reverse Integer.txt
704. Binary Search.txt		704. Binary Search.txt
707. Design Linked List.txt		707. Design Linked List.txt

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