登录
注册
QOJ.ac
QOJ
QOJ
比赛
Category
题库
提交记录
Hack!
博客
PKU v. THU (Finals)
Time Limit: 2 s
Memory Limit: 256 MB
# 7830. Remove the Tree
统计
描述
提交
自定义测试
The problem was used in the following contest:
Petrozavodsk Summer 2018. Day 7: Izhevsk STU + Ufa SATU Contest
XIX Open Cup named after E.V. Pankratiev, Grand Prix of Udmurtia
提交
运行