import java.util.Scanner;
public class DotW {

	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int day, month, year, total, remainder;

		System.out.println("Enter the day (as a number):");
		day = scan.nextInt();
		System.out.println("Enter the month (as a number):");
		month = scan.nextInt();
		System.out.println("Enter the year (as a number):");
		year = scan.nextInt();

		total = day + getCenturyValue(year) + getYearValue(year) + getMonthValue(month, year);
		remainder = total % 7;
		System.out.print(getCenturyValue(year));

		if (remainder == 0) {
			System.out.println("That day of the week is a Sunday");
		}
		else if (remainder == 1) {
			System.out.println("That day of the week is a Monday");
		}
		else if (remainder == 2) {
			System.out.println("That day of the week is a Tuesday");
		}
		else if (remainder == 3) {
			System.out.println("That day of the week is a Wednesday");
		}
		else if (remainder == 4) {
			System.out.println("That day of the week is a Thursday");
		}
		else if (remainder == 5) {
			System.out.println("That day of the week is a Friday");
		}
		else {
			System.out.println("That day of the week is a Saturday");
		}

	}

	public static boolean isLeapYear(int year) {
		if ((year % 400 == 0) || (year % 4 == 0 && year % 100 != 0)) {
			return true;
		}
		else {
			return false;
		}
	}

	public static int getCenturyValue(int year) {
		int remainderCentury, century;

		century = year / 100;
		century = century / 4;
		remainderCentury = century % 4;
		remainderCentury = 3 - remainderCentury;
		remainderCentury = remainderCentury * 2;
		return remainderCentury;
	}

	public static int getYearValue (int year) {
		int yearValue, yearV, getYear;

		yearValue = year % 100;
		yearV = yearValue / 4;
		getYear = yearV + yearValue;
		return getYear;
	}

	public static int getMonthValue (int month, int year) {
		if (month == 1 && isLeapYear(0)) {
			return 0;
		}
		else if (month == 1 && isLeapYear(1)) {
			return 6;
		}
		else if (month == 2 && isLeapYear(0)) {
			return 3;
		}
		else if (month == 2 && isLeapYear(1)) {
			return 2;
		}
		else if (month == 3) {
			return 3;
		}
		else if (month == 4) {
			return 6;
		}
		else if (month == 5) {
			return 1;
		}
		else if (month == 6) {
			return 4;
		}
		else if (month == 7) {
			return 6;
		}
		else if (month == 8) {
			return 2;
		}
		else if (month == 9) {
			return 5;
		}
		else if (month == 10) {
			return 0;
		}
		else if (month == 11) {
			return 3;
		}
		else {
			return 5;
		}


	}

}