摘要: 1013 Battle Over Cities 原来的图不一定连通,所以dfs统计连通块的时候要遍历所有的点。 pta总是有一些奇怪的边缘数据, code c++ include include include include include include include include incl 阅读全文
posted @ 2019-09-01 23:14 babydragon 阅读(204) 评论(0) 推荐(0) 编辑