2018年2月27日
树上点分治 poj 1741
摘要： Give a tree with n vertices,each edge has a length(positive integer less than 1001). Define dist(u,v)=The min distance between node u and v. Give an i 阅读全文
posted @ 2018-02-27 22:54 楼主好菜啊 阅读(156) 评论(0) 推荐(0)
判断点在直线的左侧还是右侧
摘要： Calculate the number of toys that land in each bin of a partitioned toy box. Mom and dad have a problem - their child John never puts his toys away wh 阅读全文
posted @ 2018-02-27 15:54 楼主好菜啊 阅读(454) 评论(0) 推荐(0)