Piggy
[USACO] Piggy Back
[USACO] Piggy Back 题目大概意思是一个无向图,Bessie 从 1 号仓库走到 n 号(每次花费 x), Elsie 从 2 号仓库走到 n 号(每次花费 y),如果两个人走同一条路花费 z,求总花费最小。 跑三遍最短路,别得到 Bessie 从 1 号仓库出发的最短路,Elsie ......
hdu:Piggy-Bank(背包)
Problem Description Before ACM can do anything, a budget must be prepared and the necessary financial support obtained. The main income for this actio ......