摘要: 二分答案,大于二分值的边直接不走,看最后是否存在一条路径即可 c++ include include include include include using namespace std; define debug(x) cerr 1; if(SPFA(g[mid])) { ans = g[mid 阅读全文
posted @ 2018-11-06 21:23 Zolrk 阅读(119) 评论(0) 推荐(0) 编辑