操作人员选择一时显示早上好选择20中午好选择30晚上好

#include <stdio.h>

int main(){
    int n;
    printf("*****time*****\n1 morning\n2 afternoon\n3 night\n");
    scanf("%d", &n);
    switch (n)
    {
    case 1:
        printf("早上好");
        break;
    case 2:
        printf("中午好");
        break;
    case 3:
        printf("晚上好");
        break;
    default:
        printf("选择错误");
        break;
    }
    return 0;
}