URAL 1099. Work Scheduling （一般图匹配带花树）
摘要：
1099. Work SchedulingTime limit: 0.5 secondMemory limit: 64 MBThere is certain amount of night guards that are available to protect the local junkyard from possible junk robberies. These guards need to scheduled in pairs, so that each pair guards at different night. The junkyard CEO ordered you to w 阅读全文
posted @ 2013-08-23 20:41 kuangbin 阅读(1512) 评论(0) 推荐(0) 编辑
