| S.No |
Interview Question |
Number of times candidates experienced this question in interviews |
| 1 | Valid Parentheses LeetCode Solution | 5842 |
| 2 | Merge Sorted Arrays Leetcode Solution | 3761 |
| 3 | Word Search Leetcode Solution | 3307 |
| 4 | Longest Common Prefix Leetcode Solution | 3159 |
| 5 | Multiply Strings Leetcode Solution | 2726 |
| 6 | Search in Rotated Sorted Array Leetcode Solution | 2717 |
| 7 | Longest Substring Without Repeating Characters LeetCode Solution | 2689 |
| 8 | Move Zeroes LeetCode Solution | 2675 |
| 9 | A Product Array Puzzle | 2206 |
| 10 | String Compression LeetCode Solution | 2100 |
| 11 | Find Pair with Given Difference | 1941 |
| 12 | Kth largest element in an Array Leetcode Solutions | 1899 |
| 13 | Count all subsequences having product less than K | 1894 |
| 14 | Find the Duplicate Number LeetCode Solution | 1781 |
| 15 | Minimum number of distinct elements after removing m items | 1754 |
| 16 | Best Time to Buy and Sell Stock LeetCode Solution | 1709 |
| 17 | String Compression | 1648 |
| 18 | Subarray Sum Equals K LeetCode Solution | 1600 |
| 19 | Break a Palindrome LeetCode Solution | 1599 |
| 20 | Trapping Rain Water Leetcode Solution | 1500 |
| 21 | Word Ladder LeetCode Solution | 1478 |
| 22 | Product of Array Except Self LeetCode Solution | 1452 |
| 23 | Group Anagrams LeetCode Solution | 1429 |
| 24 | Unique Paths II Leetcode Solution | 1400 |
| 25 | Least Number of Unique Integers after K Removals Leetcode Solution | 1356 |
| 26 | Top K Frequent Words LeetCode Solution | 1345 |
| 27 | Sort Colors LeetCode Solution | 1335 |
| 28 | House Robber | 1292 |
| 29 | LRU Cache Implementation | 1231 |
| 30 | Palindrome Substring Queries | 1207 |
