#include<stdio.h>

int main()

{

int n;

scanf("%d", &n);

switch (n)
{
case 1:printf("Monday\n");
	break;
case 2:printf("Tuesday\n");
	break;
case 3:printf("Wednesday\n");
	break;
case 4:printf("Thursday\n");
	break;
case 5:printf("Friday\n");
	break;
       case 6:printf("Saturday\n");
	break;
        case 7:printf("Sunday\n");
	break;
}

return 0;

}