Important Questions.

 
# PASTE THE LINKS OF IMPORTANT QUESTIONS FROM LEETCODE BELOW.

- TWO SUM : https://leetcode.com/problems/two-sum/
- FIND K CLOSEST ELEMENT : https://leetcode.com/problems/find-k-closest-elements/
- CONTAINER WITH MOST WATER : https://leetcode.com/problems/container-with-most-water/
- String to Integer (atoi):  https://leetcode.com/problems/string-to-integer-atoi/
- Valid Parentheses: https://leetcode.com/problems/valid-parentheses/
- Number of pairs: https://practice.geeksforgeeks.org/problems/number-of-pairs-1587115620/1
- Palindrome Number : https://leetcode.com/problems/palindrome-number/
- Roman to Integer : https://leetcode.com/problems/roman-to-integer/
- Reverse Integer : https://leetcode.com/problems/reverse-integer/
- String to Integer : https://leetcode.com/problems/string-to-integer-atoi/
- Divide two Integer : https://leetcode.com/problems/divide-two-integers/
- NQueens : https://leetcode.com/problems/n-queens/
- Kth Largest Element : https://leetcode.com/problems/kth-largest-element-in-an-array/
- Length of last word : https://leetcode.com/problems/length-of-last-word/ 
- Remove Duplicates from Sorted List : https://leetcode.com/problems/remove-duplicates-from-sorted-list/
- Search Insert Position https://leetcode.com/problems/search-insert-position/
- Palindrome number https://leetcode.com/problems/palindrome-number/
- Sqrt(x) https://leetcode.com/problems/palindrome-number/
- Linked List Cycle https://leetcode.com/problems/linked-list-cycle/
- Excel sheet column number https://leetcode.com/problems/excel-sheet-column-number/
- Reverse bit https://leetcode.com/problems/reverse-bits/
- https://leetcode.com/problems/find-first-palindromic-string-in-the-array/submissions/801888841/
- checking for symmetric tree : https://leetcode.com/problems/symmetric-tree/
- Balance a Binary Search Tree : https://leetcode.com/problems/balance-a-binary-search-tree/
- Median of Two Sorted Arrays : https://leetcode.com/problems/median-of-two-sorted-arrays/
- Minimum Window Substring : https://leetcode.com/problems/minimum-window-substring/
- First Missing Positive : https://leetcode.com/problems/first-missing-positive/
- Happy Number : https://www.geeksforgeeks.org/happy-number/
- Valid Suduko : https://leetcode.com/problems/valid-sudoku/
- Find closest palindrome : https://leetcode.com/problems/find-the-closest-palindrome/
- Remove Nth Node from End of the Linked List : https://leetcode.com/problems/remove-nth-node-from-end-of-list/
- Two Sum : https://leetcode.com/problems/two-sum/