All Problems
12 problems total
| Title | Difficulty | Videos | Companies |
|---|---|---|---|
| Implement stack using queues | easy | - | |
| Implement Queue using Stacks | easy | - | |
| Sliding Window Maximum | hard | - | |
| Zigzag Iterator | medium | - | |
| Flatten Nested List Iterator | medium | - | |
| Moving Average of Last N numbers in a Stream | easy | - | |
| Design Hit Counter | medium | - | |
| Design Phone Directory | medium | - | |
| First Unique Character in a String | easy | - | |
| Design Circular Queue | medium | - | |
| K Empty Slots | hard | - | |
| Reveal Cards In Increasing Order | medium | - |