| ID | Problem Show tags Hide tags | AC / Tried | Difficulty | |
|---|---|---|---|---|
| 10 | 10 [R2D]倍数问题 | 246 / 1453 | 8 | |
| 15 | 15 [R3C]公因数求和 | 356 / 1786 | 7 | |
| 21 | 21 [R4C]因式分解 | 304 / 1212 | 7 | |
| 26 | 26 [R5B]次大质因数 | 490 / 1447 | 6 | |
| 29 | 29 [R5E]余数和 | 164 / 722 | 7 | |
| 39 | 39 [R7C]二维gcd和 | 260 / 825 | 6 | |
| 66 | 66 [R11F]二维gcd和2 | 93 / 711 | 8 | |
| 70 | 70 [R12D]二维gcd和3 | 174 / 634 | 6 | |
| 77 | 77 [R13E]合成球2 | 123 / 410 | 6 | |
| 95 | 95 [R16E]数组问题 | 127 / 372 | 6 | |
| 99 | 99 [R17C]投票分组2 | 368 / 573 | 2 | |
| 110 | 110 [R19B]乘法 | 382 / 1280 | 4 | |
| 119 | 119 [R20E]数对谜题 | 199 / 1075 | 7 | |
| 145 | 145 [R24D]发光的数码管 | 73 / 529 | 8 | |
| 146 | 146 [R24E]成环概率 | 69 / 283 | 7 | |
| 229 | 229 [R38A]不为倍数 | 358 / 647 | 3 | |
| 249 | 249 [R40F]Yet another tree problem | 5 / 103 | 9 | |
| 390 | 390 [R62F]因数 | 47 / 219 | 7 |
By signing up a 代码源竞赛平台 universal account, you can submit code and join discussions in all online judging services provided by us.