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坐标可以是0,d[b]-d[a-1]>=c ,也就是说a-1可以为-1......我猜RE是不是这个原因In Reply To:过遍官方所有judge test data 依然RE 无法理解 1716也AC了 Posted by:xuchang at 2011-03-16 18:38:58 Followed by:
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