pid=5325">http://acm.hdu.edu.cn/showproblem.php? pid=5325 Problem Description Bobo has a tree,whose vertices are conveniently labeled by 1,2,...,n.Each node has a weight wi. All the weights are distrinct. A set with m nodes v1,v2,...,vm is a Bobo…
ACM思维题训练集合 There is a board with a grid consisting of n rows and m columns, the rows are numbered from 1 from top to bottom and the columns are numbered from 1 from left to right. In this grid we will denote the cell that lies on row number i and col…