xzq

UID: 674, 注册于 2026-7-19 18:31:21, 最后登录于 2026-7-20 22:05:59, 目前离线.

解决了 3 道题目，RP: 9 (No. 373)

个人简介

只要有想见的人，就不是孤身一人
通过的题目
C1000
J20103
J20104
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.

深度优先搜索: 1