Tasks
| Task Name | Time Limit | Memory Limit | |
|---|---|---|---|
| A | Yay! | 2 sec | 1024 MiB |
| B | Which is ahead? | 2 sec | 1024 MiB |
| C | Many Replacement | 2 sec | 1024 MiB |
| D | Square Pair | 2 sec | 1024 MiB |
| E | Last Train | 2 sec | 1024 MiB |
| F | Black Jack | 2 sec | 1024 MiB |
| G | Retroactive Range Chmax | 5 sec | 1024 MiB |