摘要:
树的直径题目。两次BFS//9186307 NKHelloWorld 1985 Accepted 1824K 141MS C++ 1490B 2011-08-18 10:56:49//9186317 NKHelloWorld 1985 Accepted 1824K 110MS C++ 1565B 2011-08-18 10:57:21//9186348 NKHelloWorld 1985 Accepted 1888K 141MS G++ 1644B 2011-08-18 10:59:14#include <cstdio>#include <cstring>#define 阅读全文