随笔分类 -  树状数组

HDU 5372 Segment Game（离散化+树状数组）
摘要：Problem DescriptionLillian is a clever girl so that she has lots of fans and often receives gifts from her fans.One day Lillian gets some segments fro... 阅读全文
posted @ 2015-08-14 09:38 HGF 阅读(125) 评论(0) 推荐(0)