| Problem ID | Title | Source/Category | Solved | Submit | |
| A | Digital inversion | NOIP2011 | 0 | 0 | |
| B | Bus passengers | 0 | 0 | ||
| C | Parity check | 0 | 0 | ||
| D | Counting problem | 0 | 0 | ||
| E | Watering II | 0 | 0 | ||
| F | Who took the most Scholarships | 0 | 0 | ||
| G | Carpets | NOIP2011 | 0 | 0 | |
| H | Magic Password | 0 | 0 | ||
| I | 玩具谜题 | 0 | 0 |