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{"managingGroups":{},"author":"hyacinthLJP","updateTime":1560126160000,"title":"图论","dislikeCnt":0,"content":"[[洛谷3128最大流]](https://www.luogu.org/problemnew/show/P3128) [树上差分+LCA]\n[problem:HYSBZ - 4326] [here](https://www.cnblogs.com/violet-acmer/p/10617084.html) [差分+二分+(LCA or 树链剖分)]\n[problem:UVA-247] [here](https://www.cnblogs.com/violet-acmer/p/10947473.html) [floyd求传递闭包+SCC]\n[problem:Codeforces-1176E] [here](https://www.cnblogs.com/violet-acmer/p/10995733.html) [二部图]\n","likeCnt":0,"createTime":1558866755000,"isWorkbook":false,"viewCnt":748,"openness":1,"fav":false,"id":1135,"trustable":false}