| ID | 题目 显示标签 隐藏标签 | AC / 尝试 | 难度 | |
|---|---|---|---|---|
| 849 | USACOC1111A Above the Median | 0 / 2 | 10 | |
| 850 | USACOC1111B Binary Sudoku | 0 / 0 | (无) | |
| 851 | USACOC1111C Cow Steeplechase | 0 / 0 | (无) | |
| 805 | USACOC1912A Cow Poetry | 0 / 0 | (无) | |
| 852 | USACOC1912B Sleepy Cow Sorting | 0 / 0 | (无) | |
| 853 | USACOC1912C ShortCut | 0 / 0 | (无) | |
| 856 | USACOC2111A United Cows of Farmer John | 0 / 0 | (无) | |
| 858 | USACOC2112B Portals | 0 / 0 | (无) | |
| 859 | USACOC2112C Permutation | 0 / 0 | (无) | |
| 866 | USACOC2212C Bracelet Crossings | 0 / 0 | (无) |