using System;

public class Program

{

    public static void Main()

    {

        //Frida Delgadillo García 

        int num, b, c;

        b = 0;

        c = 0;

        num = 1;

        Console.WriteLine("Hi! Write as many numbers as you want but once you write a zero I'll tell you how many numbers were even and how many numbers were odd");

        while (num != 0)    

       {     

          num = int.Parse(Console.ReadLine());

           if (num % 2 == 0 && num != 0 )

           {

               b++;

           }

            else if (num % 2 != 0 && num != 0 )

            {

                c++;

       }        

        }

       Console.WriteLine("Even numbers: " +b);

       Console.WriteLine("Odd numbers: " +c);

    }

}