| S.No |
Interview Question |
Number of times candidates experienced this question in interviews |
| 1 | Valid Parentheses LeetCode Solution | 13031 |
| 2 | First Repeating Element | 11336 |
| 3 | Pow(x, n) Leetcode Solution | 9438 |
| 4 | Merge Sorted Arrays Leetcode Solution | 8843 |
| 5 | Meeting Rooms II LeetCode Solution | 8769 |
| 6 | Roman to Integer Leetcode Solution | 7851 |
| 7 | Find the Maximum Repeating Number in Array | 7543 |
| 8 | Permutations Leetcode Solution | 6211 |
| 9 | Maximum Subarray Leetcode Solution | 6070 |
| 10 | Longest Substring Without Repeating Characters LeetCode Solution | 5930 |
| 11 | Number of Islands LeetCode Solution | 5827 |
| 12 | Move Zeroes LeetCode Solution | 5767 |
| 13 | Combination Sum Leetcode Solution | 5741 |
| 14 | Search in Rotated Sorted Array Leetcode Solution | 5526 |
| 15 | Missing Number Leetcode Solution | 5512 |
| 16 | Median of Two Sorted Arrays LeetCode Solution | 5208 |
| 17 | String to Integer (atoi) LeetCode Solution | 5141 |
| 18 | Valid Anagram Leetcode Solution | 4836 |
| 19 | Candy LeetCode Solution | 4676 |
| 20 | Unique Paths Leetcode Solution | 4641 |
| 21 | Sort Colors LeetCode Solution | 4428 |
| 22 | Rotate String LeetCode Solution | 4401 |
| 23 | Find the Winner of the Circular Game LeetCode Solution | 4290 |
| 24 | String Compression LeetCode Solution | 4270 |
| 25 | Asteroid Collision LeetCode Solution | 4258 |
| 26 | Find the Duplicate Number LeetCode Solution | 4223 |
| 27 | Product of Array Except Self LeetCode Solution | 4166 |
| 28 | Fibonacci Number LeetCode Solution | 4135 |
| 29 | A Product Array Puzzle | 4089 |
| 30 | Minimum Cost For Tickets Leetcode Solution | 4067 |
