#include<stdio.h>

int main()

{

int day =0;

scanf("%d", &day);

switch(day)

case 1:

printf("星期一");

break;

case 2:

             printf("星期二");

 break;

 case 3:

 printf("星期三");

 break;

case 4:

 printf("星期四");

 break;

case 5:

 printf("星期五");

 break;

case 6:

 printf("星期六");

 break;

case 7:

 printf("星期天");

 break;

default:

printf("输入错误");

break;

}