摘要： Road Construction Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 13311 Accepted: 6715 Description It's almost summer time, and that means 阅读全文

摘要： C. Three Garlands time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output C. Three Garlands time 阅读全文