2013年9月23日
HDU 4729 An Easy Problem for Elfness（主席树）（2013 ACM/ICPC Asia Regional Chengdu Online）
摘要： Problem DescriptionPfctgeorge is totally a tall rich and handsome guy. He plans to build a huge water transmission network that covers the whole south... 阅读全文
posted @ 2013-09-23 18:34 Oyking 阅读(405) 评论(0) 推荐(0) 编辑