#include<stdio.h>
int main()
{
    int num;
    printf("请输入一个0~6的整数：");
    scanf("%d",&num);
    switch(num)
    {
        case 0:printf("星期一");    break;
        case 1:printf("星期二");    break;
        case 2:printf("星期三");    break;
        case 3:printf("星期四");    break;
        case 4:printf("星期五");    break;
        case 5:printf("星期六");    break;
        case 6:printf("星期七");    break;
    }
    return 0;
}