就用dp 就行了，不一定到线性但可以转成polynomial complexity

来源: 阿拉拉于 2019-06-12 15:56:11 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.

Change Ad Consent