| S.No |
Interview Question |
Number of times candidates experienced this question in interviews |
| 1 | Subarray with Given Sum | 2663 |
| 2 | Text Justification LeetCode Solution | 2343 |
| 3 | Sum of minimum and maximum elements of all subarrays of size k | 2072 |
| 4 | Sort Array by Increasing Frequency Leetcode Solution | 1958 |
| 5 | Find Pair with Given Difference | 1933 |
| 6 | Printing brackets in Matrix Chain Multiplication Problem | 1689 |
| 7 | Subarray Sum Equals k | 1610 |
| 8 | Subarray Sum Equals K LeetCode Solution | 1599 |
| 9 | Letter Combinations of a Phone Number | 1371 |
| 10 | LRU Cache LeetCode Solution | 1312 |
| 11 | Three way partitioning of an array around a given range | 1293 |
| 12 | LRU Cache Implementation | 1230 |
| 13 | Pairs of Songs With Total Durations Divisible by 60 LeetCode Solution | 1074 |
| 14 | Find Median from Data Stream LeetCode Solution | 1051 |
| 15 | Move all negative elements to end in order with extra space allowed | 1045 |
| 16 | Rearrange an array in order – smallest, largest, 2nd smallest, 2nd largest | 996 |
| 17 | Count Substrings with equal number of 0s, 1s and 2s | 989 |
| 18 | LRU Cache Leetcode Solution | 984 |
| 19 | Find All Pairs With a Given Difference | 965 |
| 20 | Generate all possible sorted arrays from alternate elements of two given sorted arrays | 958 |
| 21 | Check if two arrays are equal or not | 944 |
| 22 | Reformat Date LeetCode Solution | 841 |
| 23 | Sliding Window Maximum LeetCode Solution | 789 |
| 24 | Find Three Element From Different Three Arrays Such That a + b + c = sum | 783 |
| 25 | Range sum queries without updates | 773 |
| 26 | Sqrt (or Square Root) Decomposition Technique | 726 |
| 27 | Sort Array by Increasing Frequency Leetcode Solution | 661 |
