模拟医院排队看病，当输入命令a时请输入病人的病例号码，当输入命令n时则打印下一位看病的病人的病例号码，当输入q时停止看病，并且打印明天一次看病的病人的病例号码。-Analog line up hospital treatment, when the input command a sick when you enter the number of cases, when the input command print n when patients see a doctor the next number of cases, when the doctor stopped the importation of q, and a doctor tomorrow to print the patient s case numbers.