#include <stdio.h>

int main(void) {
	// your code goes here
int a;
scanf ("%d",&a);
switch (a){
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;
}

	return 0;
}