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| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 398 | B1274 【例9.18】合并石子 | 8 / 18 | 3 | |
| 664 | CSPS2021B 括号序列 | 0 / 0 | 5 | |
| 666 | CSPS2021D 交通规划 | 0 / 0 | 6 | |
| 734 | NOIPJ2003A 数字游戏 | 0 / 0 | 4 | |
| 2040 | 2040 环形石子合并 | 7 / 28 | 4 | |
| 3537 | 3537 相似基因 | 1 / 1 | 3 | |
| 322 | P4677 山区建小学 | 1 / 2 | 4 | |
| 1140 | T1569 「一本通 5.1 例 1」石子合并 | 1 / 3 | 4 | |
| 1141 | T1570 「一本通 5.1 例 2」能量项链 | 2 / 8 | 4 | |
| 1142 | T1571 「一本通 5.1 例 3」凸多边形的划分 | 0 / 0 | 5 | |
| 1143 | T1572 「一本通 5.1 练习 1」括号配对 | 1 / 2 | 3 | |
| 1144 | T1573 「一本通 5.1 练习 2」分离与合体 | 0 / 0 | 4 | |
| 1145 | T1574 「一本通 5.1 练习 3」矩阵取数游戏 | 1 / 2 | 4 | |
| 1151 | T1580 「一本通 5.2 练习 1」加分二叉树 | 0 / 0 | 4 |
Pick a problem randomly based on the current filter.
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