摘要：
Subsequence Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 22040 Accepted: 9404 Description A sequence of N positive integers (10 < N < 10 阅读全文
摘要：
Jessica's Reading Problem Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 17562 Accepted: 6099 Description Jessica's a very lovely girl woo 阅读全文
