Tasks
| Task Name | Time Limit | Memory Limit | |
|---|---|---|---|
| A | Odd Position Sum | 2 sec | 1024 MB |
| B | Four Hidden | 2 sec | 1024 MB |
| C | 403 Forbidden | 2 sec | 1024 MB |
| D | Forbidden Difference | 2 sec | 1024 MB |
| E | Forbidden Prefix | 2 sec | 1024 MB |
| F | Shortest One Formula | 2 sec | 1024 MB |
| G | Odd Position Sum Query | 4 sec | 1024 MB |