摘要： A. Grasshopper And the String time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output A. Grasshop 阅读全文

摘要： Sightseeing Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 8968 Accepted: 3139 Description Tour operator Your Personal Holiday organises g 阅读全文