2015年9月22日
poj 2828 Buy Tickets【线段树单点更新】【逆序输入】
摘要： Buy TicketsTime Limit:4000MSMemory Limit:65536KTotal Submissions:16273Accepted:8098DescriptionRailway tickets were difficult to buy around the Lunar N... 阅读全文
posted @ 2015-09-22 21:21 非我非非我 阅读(594) 评论(0) 推荐(0)