#include<stdio.h>
int main()
{
	int n = 0; 
	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; 
}