2017-03-31_21-29-15.txt

class Program
{
    static void Main(string[] args)
    {
        MyClass odd_c = new MyClass();
        MyClass even_c = new MyClass();
        while (true)
        {
            int user_input = int.Parse(Console.ReadLine());
            if (user_input == 0)
            {
                break;
            }
            if (user_input % 2 == 0)
            {
                even_c.add(user_input);
            }
            else
            {
                odd_c.add(user_input);
            }
        }
        odd_c.output("odd numbers");
        even_c.output("even numbers");
        Console.ReadKey();
    }
}
public class MyClass
{
    int sum, count;
    float avg;
    public MyClass()
    {
        sum = 0;
        count = 0;
    }
    public void add(int num)
    {
        sum += num;
        count++;
    }
    public void output(string name)
    {
        avg = (float)sum / count;
        Console.WriteLine("average of {0} : {1}", name, avg);
    }
}