题意:有m组,0为起点,有0的那一组全是嫌疑人,之后会不断传递到其它组去,问一共有多少人是嫌疑人. Severe 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 s…