我觉得BFS比较好写(
by xiangling @ 2018-09-18 06:26:02
dfs部分的lianjie[i]打成了i
by hehezhou @ 2018-09-18 06:27:24
话说为什么不试试并查集呢(
by ___new2zy___ @ 2018-09-18 07:01:44