#include <stdio.h>

int main() {
	int n = 0;
	scanf("%d", &n);

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

	return 0;
}