摘要：ZZX has a sequence of boxes numbered 1,2,...,n1,2,...,n. Each box can contain at most one ball. You are given the initial configuration of the balls. 阅读全文

摘要：There is a pile of n wooden sticks. The length and weight of each stick are known in advance. The sticks are to be processed by a woodworking machine 阅读全文

摘要：Problem Description Long time ago , Kitty lived in a small village. The air was fresh and the scenery was very beautiful. The only thing that troubled 阅读全文

摘要：Problem Description Ignatius has just come back school from the 30th ACM/ICPC. Now he has a lot of homework to do. Every teacher gives him a deadline 阅读全文

摘要：Problem Description “今年暑假不AC？”“是的。”“那你干什么呢？”“看世界杯呀，笨蛋！”“@#$%^&*%...”确实如此，世界杯来了，球迷的节日也来了，估计很多ACMer也会抛开电脑，奔向电视了。作为球迷，一定想看尽量多的完整的比赛，当然，作为新时代的好青年，你一定还会看一些 阅读全文

摘要：Problem Description FatMouse prepared M pounds of cat food, ready to trade with the cats guarding the warehouse containing his favorite food, JavaBean 阅读全文