摘要：
Jamie's Contact GroupsTime Limit: 7000MSMemory Limit: 65536KTotal Submissions: 5298Accepted: 1682DescriptionJamie is a very popular girl and has quite a lot of friends, so she always keeps a very long contact list in her cell phone. The contact list has become so long that it often takes a long 阅读全文
摘要：
Rain on your ParadeTime Limit: 6000/3000 MS (Java/Others) Memory Limit: 655350/165535 K (Java/Others) Total Submission(s): 1887 Accepted Submission(s): 563 Problem DescriptionYou’re giving a party in the garden of your villa by the sea. The party is a huge success, and everyone is here. It’s a warm, 阅读全文