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Re:此题数据弱,我调试许久,用DP过的,限于个人水平发现对于产生循环圈(1通过2得到,2通过3得到,3又通过1得到)的数据出不来结果,但是能AC。。。

Posted by liulei626 at 2012-05-23 14:41:28 on Problem 1062
In Reply To:此题数据弱,我调试许久,用DP过的,限于个人水平发现对于产生循环圈(1通过2得到,2通过3得到,3又通过1得到)的数据出不来结果,但是能AC。。。 Posted by:yuanchuanshun at 2011-06-23 14:53:32
怎么会出现环呢  肯定是价格交换后更低廉才进行交换的  所以不会出现环

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