| S.No |
Interview Question |
Number of times candidates experienced this question in interviews |
| 1 | Two Sum Leetcode Solution | 11305 |
| 2 | 3Sum Leetcode Solution | 6077 |
| 3 | Valid Parentheses LeetCode Solution | 6033 |
| 4 | Plus One Leetcode Solution | 5869 |
| 5 | First Repeating Element | 5220 |
| 6 | Single Number Leetcode Solution | 5089 |
| 7 | Check length of a String is Equal to the Number Appended at its Last | 5085 |
| 8 | Search Insert Position Leetcode Solution | 4538 |
| 9 | Find the Maximum Repeating Number in Array | 4422 |
| 10 | Pow(x, n) Leetcode Solution | 4292 |
| 11 | Sqrt(x) Leetcode Solution | 4208 |
| 12 | Roman to Integer Leetcode Solution | 3977 |
| 13 | Count Primes Leetcode Solutions | 3974 |
| 14 | Merge Sorted Arrays Leetcode Solution | 3882 |
| 15 | Kth Missing Positive Number Leetcode Solution | 3875 |
| 16 | Valid Palindrome Leetcode Solution | 3701 |
| 17 | Find All Numbers Disappeared in an Array Leetcode Solution | 3621 |
| 18 | Add Binary Leetcode Solution | 3443 |
| 19 | Spiral Matrix LeetCode Solution | 3399 |
| 20 | Meeting Rooms II LeetCode Solution | 3372 |
| 21 | Word Search Leetcode Solution | 3371 |
| 22 | House Robber Leetcode Solution | 3293 |
| 23 | Count Odd Numbers in an Interval Range Leetcode Solution | 3269 |
| 24 | Longest Palindromic Substring LeetCode Solution | 3260 |
| 25 | Reverse String Without Temporary Variable | 3258 |
| 26 | Longest Common Prefix Leetcode Solution | 3246 |
| 27 | Subarray and Subsequence | 3206 |
| 28 | Maximum Subarray Leetcode Solution | 3158 |
| 29 | Jewels and Stones Leetcode Solution | 3156 |
| 30 | Jump Game Leetcode Solution | 3097 |
