Hard-Problems
| Problem | Difficulty | Solution Link |
|---|---|---|
| 4-Sum Problem | Hard | Solution |
| Count number of subarrays with given xor K | Hard | Solution |
| Find the repeating and missing number | Hard | Solution |
| Count Inversions | Hard | Solution |
| Reverse Pairs | Hard | Solution |
| Problem | Difficulty | Solution Link |
|---|---|---|
| 4-Sum Problem | Hard | Solution |
| Count number of subarrays with given xor K | Hard | Solution |
| Find the repeating and missing number | Hard | Solution |
| Count Inversions | Hard | Solution |
| Reverse Pairs | Hard | Solution |