| ID | 题目 显示标签 隐藏标签 | AC / 尝试 | 难度 | |
|---|---|---|---|---|
| 45 | AT1941 A - Exact Price | 9 / 33 | 7 | |
| 46 | AT1942 B - String Shifting | 9 / 11 | 8 | |
| 48 | AT1943 C - Doukasen | 8 / 47 | 8 | |
| 49 | AT1944 D - Restricted Permutation | 0 / 0 | (无) | |
| 50 | AT1945 E - Placing Rectangles | 1 / 1 | 10 | |
| 51 | AT1946 F - Parenthesis Checking | 1 / 1 | 10 | |
| 52 | AT1947 G - Vertex Deletion | 1 / 1 | 10 | |
| 53 | AT1948 H - Xor Query | 1 / 3 | 10 |