| S.No |
Interview Question |
Number of times candidates experienced this question in interviews |
| 1 | First Repeating Element | 3321 |
| 2 | Find the Maximum Repeating Number in Array | 2747 |
| 3 | Subarray with Given Sum | 2151 |
| 4 | Smallest Positive Number Missing in an Unsorted Array | 1925 |
| 5 | Addition of Two Matrices | 1635 |
| 6 | Multiplication of Two Matrices | 1323 |
| 7 | Valid Palindrome II Leetcode Solution | 1199 |
| 8 | Design Browser History LeetCode Solution | 910 |
| 9 | LRU Cache Implementation | 814 |
| 10 | Top K Frequent Words LeetCode Solution | 773 |
| 11 | Merge Two Sorted Arrays | 748 |
| 12 | Merging Two Sorted Arrays | 729 |
| 13 | Find the first Repeating Number in a Given Array | 719 |
| 14 | Median of Two Sorted Arrays | 683 |
| 15 | Find Median from Data Stream LeetCode Solution | 681 |
| 16 | Binary Tree Maximum Path Sum LeetCode Solution | 660 |
| 17 | Merge K Sorted Linked Lists | 597 |
| 18 | Combination Sum IV LeetCode Solution | 572 |
| 19 | Longest Substring with At Most K Distinct Characters LeetCode Solution | 540 |
| 20 | Analyze User Website Visit Pattern LeetCode Solution | 487 |
