我犯的错误
#include<stdio.h>main(){
printf("*****time*****\n");
int a;
printf("Please input three numbers:");
scanf("%d",&a);
switch(a){
case 1:printf("%4d",morning\n);break;
case 2:printf("%4d",afternoon\n);break;
case 3:printf("%4d",night\n);break;
default:printf("草泥马");
}
}这个哪里错了?
