| ID | 题目 显示标签 隐藏标签 | AC / 尝试 | 难度 | |
|---|---|---|---|---|
| 3750 | 3750 [USACO12Nov] Find the Cow! B | 0 / 0 | (无) | |
| 3751 | 3751 [USACO12Nov] Typo B | 0 / 0 | (无) | |
| 3752 | 3752 [USACO12Nov] Horseshoes B | 0 / 0 | (无) | |
| 3950 | 3950 [USACO12Nov] Find the Cow! B | 0 / 0 | (无) | |
| 3951 | 3951 [USACO12Nov] Typo B | 0 / 0 | (无) | |
| 3952 | 3952 [USACO12Nov] Horseshoes B | 0 / 0 | (无) | |
| 4050 | 4050 [USACO12Nov] Find the Cow! B | 0 / 0 | (无) | |
| 4051 | 4051 [USACO12Nov] Typo B | 0 / 0 | (无) | |
| 4052 | 4052 [USACO12Nov] Horseshoes B | 0 / 0 | (无) | |
| 4986 | 4986 [USACO12Nov] Find the Cow! B | 0 / 0 | (无) | |
| 4987 | 4987 [USACO12Nov] Typo B | 0 / 0 | (无) | |
| 4988 | 4988 [USACO12Nov] Horseshoes B | 0 / 0 | (无) |