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WA的可以看一下用double，然后用%.3lfWA 用%.3fAC 在DP时min的初始值赋为10^7WA 赋为10^8AC 这点我还比较想得通，棋盘最大的总分和为6400，最大的平方和即为6400^6400,为40960000 你赋的min值至少应该大于这个数，否则就不对了，所以10^7可能会错 我中间赋过一个0x7fffffff，既然导致出现了负数，怎么会啊。。。。。不了解 Followed by:
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