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(100 - 0.39) * 29.75 = 2963.3975RUR.

Posted by qdb at 2008-08-05 09:50:41 on Problem 1860
好象每次你去换钱都要交固定的费用 无论你的钱是多还是少 我按就个思路就过了
这种换钱的方式比较变态  还是我理解错了呢

用 bellman_ford 我迭代次数设为节点数的4倍 才能过
有点奇怪
都怪自己没从数学上去论证 bellman_ford 迭代 收敛 发散 的条件

大牛给点指引吧 bellman_ford 收敛性质(云里雾里 我也不知道我要什么)

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