| S.No |
Interview Question |
Number of times candidates experienced this question in interviews |
| 1 | Single Number Leetcode Solution | 4975 |
| 2 | Move all negative elements to one side of array | 4932 |
| 3 | Move Zeroes LeetCode Solution | 2692 |
| 4 | Binary Search LeetCode Solution | 2091 |
| 5 | Palindrome Number LeetCode Solution | 1951 |
| 6 | Find the Number Occurring Odd Number of Times in an Array | 1950 |
| 7 | Find the First and Second Smallest Elements | 1922 |
| 8 | First Unique Character in a String LeetCode Solution | 1907 |
| 9 | Stock Buy Sell to Maximize Profit | 1816 |
| 10 | Subarray with 0 sum | 1711 |
| 11 | Coin Change 2 Leetcode Solution | 1625 |
| 12 | Removing Spaces from a String using stringstream | 1187 |
| 13 | Remove Extra Spaces from a String | 1105 |
| 14 | Largest Rectangle in Histogram LeetCode Solution | 1060 |
| 15 | Count items common to both the lists but with different prices | 988 |
| 16 | Special Number | 982 |
| 17 | Integer Break LeetCode Solution | 940 |
| 18 | Reverse a String | 938 |
| 19 | Next Permutation LeetCode Solution | 923 |
| 20 | Identify and Mark Unmatched Parenthesis in an Expression | 916 |
| 21 | Print All Distinct Elements of the Array | 879 |
| 22 | GCD Of Two Numbers | 856 |
| 23 | Valid Parentheses Leetcode Solution | 762 |
| 24 | BFS vs DFS for Binary Tree | 721 |
