网站首页
编程语言
数据库
系统相关
其他分享
编程问答
zyb
2022-12-26
zyb
2022-11-09
HDU 5591 ZYB's Game
ProblemDescription withhisclassmatesinhiking:ahostkeepsanumberin loses,orthehostwilltellalltheplayersthatthenumbernowisbigger
2022-09-02
HDU5593 ZYB's Tree
求\(n\)个点的树上对于每个点距离小于\(k\)的点的数量(边权均为\(1\))。\(n\leq5\times10^5,k\leq10\)。设\(f[u][i]\)表示距离\(u\)点\(i\)距离以内并且