using System;

public class Program

{

    public static void Main()

    {

        int age= 0; //creates variable

        Console.WriteLine("HOW OLD ARE YOU?");

        age= Console.ReadLine();

        switch(age)

        {

            case 0:

            Console.WriteLine("You are too young.")

            break;

            case 1:

            Console.WriteLine("You are too young.")

            break;

            case 2:

            Console.WriteLine("You are too young.");

            break;

            case 3:

            Console.WriteLine("You are too young.");

            break;

            case 4:

            Console.WriteLine("You are too young.");

            break;

            case 5:

            Console.WriteLine("You are too young.");

            break;

            case 6:

            Console.WriteLine("You are too young.");

            break;

            case 7:

            Console.WriteLine("You are too young.");

            break;

            case 8:

            Console.WriteLine("You are too young.");

            break;

            case 9:

            Console.WriteLine("You are too young.");

            break;

            case 10:

            Console.WriteLine("You are too young.");

            break;

            case 11:

            Console.WriteLine("Ok");

            int answer== Console.ReadLine();

            Console.WriteLine("What is minus 8 minus 9?")

            if (answer== -49)

            {

                Console.WriteLine("Correct")

            }

                else

            {

                Console.WriteLine("Wrong...")

    }

}