using System;

public class Program

{

    public static void Main()

    {

        double num0,num1,num2,num3;

​

        Console.WriteLine("4 of the quiz is only 10 items");

​

       Console.WriteLine("Please write the score for in your first quiz");

​

       double score = double.Parse(Console.ReadLine());

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       Console.WriteLine("Please write the score in your second quiz");

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       double score1 = double.Parse(Console.ReadLine());

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       Console.WriteLine("Please write the score in your third quiz");

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      double score3 = double.Parse(Console.ReadLine());

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       Console.WriteLine("Please write the score in your fourth quiz");

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       double score4 = double.Parse(Console.ReadLine());

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       num0 = score + score1 + score3 + score4;

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       num1 = num0 / 40;

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       num2 =  num1 * 100;

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       num3= num1 * 0.25;

​

      Console.WriteLine("Your average is score:" + num3);

    }

}