11 2019 档案

I - Defeat the Enemy(线段树好题)
摘要："题目链接" Long long ago there is a strong tribe living on the earth. They always have wars and eonquer others. One day, there is another tribe become the 阅读全文
posted @ 2019-11-16 23:48 moxin0509 阅读(152) 评论(0) 推荐(0) 编辑
Tree HDU6228
摘要："题目链接" Problem Description Consider a un rooted tree T which is not the biological significance of tree or plant, but a tree as an undirected graph in 阅读全文
posted @ 2019-11-07 23:25 moxin0509 阅读(117) 评论(0) 推荐(0) 编辑

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