摘要:
Card CollectorProblem DescriptionIn your childhood, do you crazy for collecting the beautiful cards in the snacks? They said that, for example, if you... 阅读全文
摘要:
Check the difficulty of problemsTime Limit:2000MSMemory Limit:65536KTotal Submissions:4522Accepted:1993DescriptionOrganizing a programming contest is ... 阅读全文