| ID | 题目 显示标签 隐藏标签 | AC / 尝试 | 难度 | |
|---|---|---|---|---|
| 12474 | P12635 [UOI 2020] Guess the Color | 0 / 0 | (无) | |
| 12475 | P12636 [UOI 2020] Array Reduction | 0 / 0 | 9 | |
| 12476 | P12637 [UOI 2020] Golden Field | 0 / 0 | (无) | |
| 12477 | P12638 [UOI 2020] Stone Pairs | 0 / 0 | (无) | |
| 12478 | P12639 [UOI 2020] Topological Sorting of a Tree | 0 / 0 | 8 | |
| 12479 | P12640 [UOI 2020] Add edges | 0 / 0 | (无) |