2013年7月21日

Anniversary party（树形dp入门）

摘要： Anniversary partyTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3043Accepted Submission(s): 1374Problem DescriptionThere is going to be a party to celebrate the 80-th Anniversary of the Ural State University. The University has a hierarchical stru 阅读全文

posted @ 2013-07-21 21:38 铁树银花 阅读(1675) 评论(0) 推荐(0) 编辑

Grass is Green

摘要： Root3719 - Grass is GreenTime limit: 3.000 secondsThis year exactlynpeople bought land in Squareville_including you. When someone buys land, then the first thing they do is to plant grass on the land; everyone wants to make sure that their grass is greener than the neighbour's. Depending on the 阅读全文

posted @ 2013-07-21 14:16 铁树银花 阅读(273) 评论(0) 推荐(0) 编辑

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