| S.No |
Interview Question |
Number of times candidates experienced this question in interviews |
| 1 | Missing Number Leetcode Solution | 4943 |
| 2 | String to Integer (atoi) LeetCode Solution | 4606 |
| 3 | Isomorphic Strings Leetcode Solution | 4567 |
| 4 | Reverse Integer Leetcode Solution | 3757 |
| 5 | Sort Colors LeetCode Solution | 3679 |
| 6 | Product of Array Except Self LeetCode Solution | 3584 |
| 7 | A Product Array Puzzle | 3463 |
| 8 | Palindrome Linked List Leetcode Solution | 3082 |
| 9 | Trapping Rain Water Leetcode Solution | 2952 |
| 10 | Group Anagrams LeetCode Solution | 2874 |
| 11 | Insert Delete GetRandom O(1) Leetcode Solution | 2464 |
| 12 | LRU Cache Leetcode Solution | 1971 |
| 13 | Container With Most Water LeetCode Solution | 1905 |
| 14 | Convert a normal BST to Balanced BST | 1844 |
| 15 | Contains Duplicate LeetCode Solution | 1569 |
| 16 | Sliding Window Maximum LeetCode Solution | 1438 |
| 17 | Valid Parentheses Leetcode Solution | 1386 |
| 18 | Isomorphic Strings | 1058 |
| 19 | Check given array of size n can represent BST of n levels or not | 686 |
