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WA的兄弟请注意

Posted by phil_cn at 2011-11-24 21:42:02 on Problem 2151 and last updated at 2011-11-24 22:25:12
1、用scanf/printf函数,float类型,%.3f格式时,精度完全够用
2、注意每次初始化DP数组
3、注意N==1的特殊情况,p2应为0
4、注意M和N不要搞混了,手工测试时,很多测试数据的M和N都是一样的,发现不了错误

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