摘要：
Time limit: 1.0 second Memory limit: 64 MBIf two people were born one after another with one second difference and one of them is a child,... 阅读全文
摘要：
Time Limit: 1000MS Memory Limit: 65536KSpecial JudgeDescriptionThe City has a number of municipal buildings and a number of fallout shelte... 阅读全文