摘要： The SuspectsTime Limit:1000MSMemory Limit:20000KTotal Submissions:13486Accepted:6403DescriptionSevere acute respiratory syndrome (SARS), an atypical pneumonia of unknown aetiology, was recognized as a global threat in mid-March 2003. To minimize transmission to others, the best strategy is to separa 阅读全文

摘要： Ubiquitous ReligionsTime Limit:5000MSMemory Limit:65536KTotal Submissions:15947Accepted:7682DescriptionThere are so many different religions in the world today that it is difficult to keep track of them all. You are interested in finding out how many different religions students in your university b 阅读全文