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10 problems total
| Title | Difficulty | Videos | Companies |
|---|---|---|---|
| Bishop diagonally attack on chess board | medium | - | |
| Last Duplicate Character in a String | easy | - | |
| Last Unique Character in a String | easy | - | |
| Design LRU Cache | medium | - | |
| Word Pattern 1 | easy | - | |
| All O`one Data Structure | hard | ||
| Maximum Number of Balloons | easy | - | |
| Rank Transform of an Array | easy | ||
| Split a String Into the Max Number of Unique Substrings | medium | ||
| Sort the Jumbled Numbers | medium |