ran111

UID: 1211, 注册于 2026-5-12 22:47:39, 最后登录于 2026-5-12 22:48:09, 最后活动于 2026-5-13 10:55:53.

解决了 3 道题目，RP: 7 (No. 643)

个人简介

该用户太懒，这里啥也没写 (´・ω・｀)
通过的题目
35
64
139
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.

搜索: 3
回溯: 2
DFS: 1