| S.No |
Interview Question |
Number of times candidates experienced this question in interviews |
| 1 | Plus One Leetcode Solution | 11618 |
| 2 | Valid Parentheses LeetCode Solution | 11466 |
| 3 | 3Sum Leetcode Solution | 10212 |
| 4 | First Repeating Element | 10118 |
| 5 | Single Number Leetcode Solution | 9455 |
| 6 | Pow(x, n) Leetcode Solution | 8198 |
| 7 | Contains Duplicate II Leetcode Solution | 7734 |
| 8 | Merge Sorted Arrays Leetcode Solution | 7711 |
| 9 | Sqrt(x) Leetcode Solution | 7543 |
| 10 | Meeting Rooms II LeetCode Solution | 7441 |
| 11 | Search Insert Position Leetcode Solution | 7309 |
| 12 | Count Primes Leetcode Solutions | 6997 |
| 13 | Roman to Integer Leetcode Solution | 6919 |
| 14 | Intersection of Two Arrays II Leetcode Solution | 6918 |
| 15 | Find the Maximum Repeating Number in Array | 6868 |
| 16 | Reverse Vowels of a String Leetcode Solution | 6775 |
| 17 | Concatenation of Array LeetCode Solution | 6358 |
| 18 | Jump Game Leetcode Solution | 6046 |
| 19 | Spiral Matrix LeetCode Solution | 5999 |
| 20 | Find All Numbers Disappeared in an Array Leetcode Solution | 5909 |
| 21 | Text Justification LeetCode Solution | 5624 |
| 22 | Longest Palindromic Substring LeetCode Solution | 5593 |
| 23 | Longest Common Prefix Leetcode Solution | 5507 |
| 24 | Reverse String Without Temporary Variable | 5455 |
| 25 | Next Permutation Leetcode Solution | 5446 |
| 26 | Third Maximum Number Leetcode Solution | 5286 |
| 27 | Maximum Subarray Leetcode Solution | 5261 |
| 28 | Permutations Leetcode Solution | 5239 |
| 29 | Jewels and Stones Leetcode Solution | 5226 |
| 30 | Maximum Profit in Job Scheduling Leetcode Solution | 5222 |
