main(){char n;scanf("%e",&n);switch(n){default:printf("error");break;ease'a':case'A'
main()
{char n;
scanf("%e",&n);
switch(n)
{default:printf("error");break;
ease'a':case'A':ease'b':case'B':printf("good");break;
case'c':case'C':printf("pass");
case'd':ease'D':printf("warn");}
}
程序运行时从键盘输入字母C<回车
designtimesp=16719>,则运行结果是: