| S.No |
Interview Question |
Number of times candidates experienced this question in interviews |
| 1 | Two Sum Leetcode Solution | 10973 |
| 2 | Palindrome using Recursion | 7047 |
| 3 | 3Sum Leetcode Solution | 5940 |
| 4 | Valid Parentheses LeetCode Solution | 5843 |
| 5 | First Repeating Element | 5083 |
| 6 | Pow(x, n) Leetcode Solution | 4175 |
| 7 | Intersection of Two Arrays II Leetcode Solution | 4008 |
| 8 | Roman to Integer Leetcode Solution | 3869 |
| 9 | Merge Sorted Arrays Leetcode Solution | 3761 |
| 10 | Valid Palindrome Leetcode Solution | 3594 |
| 11 | Word Search Leetcode Solution | 3307 |
| 12 | Spiral Matrix LeetCode Solution | 3292 |
| 13 | Meeting Rooms II LeetCode Solution | 3241 |
| 14 | House Robber Leetcode Solution | 3203 |
| 15 | Longest Palindromic Substring LeetCode Solution | 3184 |
| 16 | Longest Common Prefix Leetcode Solution | 3159 |
| 17 | Maximum Subarray Leetcode Solution | 3075 |
| 18 | Jump Game Leetcode Solution | 2990 |
| 19 | Number of Islands LeetCode Solution | 2926 |
| 20 | Isomorphic Strings Leetcode Solution | 2902 |
| 21 | Missing Number Leetcode Solution | 2901 |
| 22 | 3Sum Closest LeetCode Solution | 2793 |
| 23 | Combination Sum Leetcode Solution | 2781 |
| 24 | Rearrange Positive and Negative Numbers Alternatively in Array | 2745 |
| 25 | Multiply Strings Leetcode Solution | 2726 |
| 26 | Permutations Leetcode Solution | 2718 |
| 27 | Search in Rotated Sorted Array Leetcode Solution | 2717 |
| 28 | Integer to Roman Leetcode Solution | 2713 |
| 29 | Longest Substring Without Repeating Characters LeetCode Solution | 2689 |
| 30 | Median of Two Sorted Arrays LeetCode Solution | 2688 |
