#include <stdio.h>

int main() {

	int day_number;

	printf("Enter the day number:  ");
	scanf("%d", &day_number);

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