| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 7 | 7 [R2A]三人组队 | 742 / 995 | 1 | |
| 9 | 9 [R2C]三元组 | 342 / 1593 | 7 | |
| 16 | 16 [R3D]拼三角形 | 182 / 864 | 7 | |
| 22 | 22 [R4D]排队问题 | 158 / 647 | 7 | |
| 27 | 27 [R5C]众数 | 378 / 1130 | 6 | |
| 30 | 30 [R5F]知识点复习 | 27 / 622 | 9 | |
| 34 | 34 [R6D]数字矩阵 | 81 / 1039 | 9 | |
| 36 | 36 [R6F]异或问题 | 38 / 434 | 9 | |
| 40 | 40 [R7D]最小极差 | 62 / 610 | 9 | |
| 41 | 41 [R7E]小球碰撞 | 23 / 195 | 8 | |
| 47 | 47 [R8E]区间MEX | 95 / 422 | 7 | |
| 64 | 64 [R11D]山谷数 | 54 / 407 | 8 | |
| 76 | 76 [R13D]支架 | 211 / 662 | 6 | |
| 87 | 87 [R15C]订单处理 | 372 / 770 | 4 | |
| 89 | 89 [R15E]扫地机器人 | 56 / 631 | 9 | |
| 117 | 117 [R20C]两两不同 | 398 / 1738 | 3 | |
| 181 | 181 [R30B]爬楼梯 | 226 / 1442 | 8 | |
| 212 | 212 [R35C]平均数 | 218 / 930 | 7 |
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