最短路floyd算法的相关内容

最短路之Floyd算法

关于原理只有五行的Floyd最短路算法需要注意的是：Floyd算法不能解决带有“负权回路”（或者叫“负权环”）的图，因为带有“负权回路”的图没有最短路。例如下面这个图就不存在1号顶点到3号顶点的最短路径。因为1->2->3->1->2->3->…->1-&g...

最短路之Floyd算法

Floyd算法不能判断负环算法思路判断是否可以通过中转点 k 使 i 到 j 的距离减小如图设i-j为100i-k为40k-j为40显然通过k的中转从i到j所耗费的路程变短了#include<bits/stdc++.h> #d...

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更新时间 2024-01-12 10:51:30

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