Tasks
| Task Name | Time Limit | Memory Limit | |
|---|---|---|---|
| A | Buy a Pen | 2 sec | 1024 MiB |
| B | Exact Price | 2 sec | 1024 MiB |
| C | Grid Walk | 2 sec | 1024 MiB |
| D | Perfect | 2 sec | 1024 MiB |
| E | Keys | 2 sec | 1024 MiB |
| F | Chinese Restaurant | 2 sec | 1024 MiB |
| G | Factorial and Multiple | 2 sec | 1024 MiB |
| H | Payment Required | 2 sec | 1024 MiB |
| I | Swap and Sort | 2 sec | 1024 MiB |