摘要：
Long Long Message Time Limit: 4000MS Memory Limit: 131072K Total Submissions: 27062 Accepted: 11010 Case Time Limit: 1000MS Description The little cat 阅读全文
摘要：
Maximum repetition substring Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 9083 Accepted: 2782 Description The repetition number of a str 阅读全文