using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Enter a number between 1 and 7: ");

        int day = Convert.ToInt32(Console.ReadLine());

        switch(day) 

        { 

            case 1: 

                Console.WriteLine("Monday"); 

            break; 

            case 2 : 

                Console.WriteLine("Tuesday");

            break; 

            case 3: 

                Console.WriteLine("Wednesday"); 

            break; 

            case 4: 

                Console.WriteLine("Thursday"); 

            break; 

            case 5: 

                Console.WriteLine("Friday"); 

            break; 

            case 6: 

                Console.WriteLine("Saturday"); 

            break; 

            case 7: 

                Console.WriteLine("Sunday"); 

            break; 

            default: 

            Console.WriteLine("Error: try again!");

            break;

        }

    }

}