shirai_kuroko
UID: 4, 注册于 2026-8-19 16:15:40, 最后登录于 2026-8-21 21:12:39, 最后活动于 2026-8-22 17:47:44.
解决了 1 道题目，RP: 3 (No. 2)
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个人简介
该用户太懒，这里啥也没写 (´・ω・｀) -
通过的题目
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最近活动
This person is lazy and didn't join any contests or homework. -
最近编写的题解
This person is lazy and didn't write any solutions.
题目标签
- 组合数学
- 1
- 双指针
- 1
- 质数判断
- 1