import java.util.Scanner;

public class DayOfWeek
{
	String dayName;
	public int dayOfWeek1(int day);
	{
		dayOfWeek1 = (day - 1) % 7;
		return dayOfWeek1;
	}
	
	public static void main(String[] args)
	{
		Scanner kb = new Scanner(System.in);
		System.out.println("Enter Day in January (1-31): ");
		int day = kb.nextInt();
		
		if(dayOfWeek1 = 0)
		{
			dayName = "Sunday";
		}
		if(dayOfWeek1 = 1)
		{
			dayName = "Monday";
		}
		if(dayOfWeek1 = 2)
		{
			dayName = "Tuesday";
		}
		if(dayOfWeek1 = 3)
		{
			dayName = "Wednesday";
		}
		if(dayofWeek1 = 4)
		{
			dayName = "Thursday";
		}
		if(dayOfWeek1 = 5)
		{
			dayName = "Friday";
		}
		if(dayOfWeek1 = 6)
		{
			dayName = "Saturday";
		}
		
	}
	
	system.out.println(dayName);	
	
		
}