摘要：
Destroying The Graph Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 8503 Accepted: 2753 Special Judge Description Alice and Bob play the f 阅读全文
摘要：
Paratroopers Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 8837 Accepted: 2663 Description It is year 2500 A.D. and there is a terrible w 阅读全文