using System;

​

public class OutParam

{

    public void Metoda(out int x)

    {

        x = 100;

        x++;

    }

}

​

public class Program

{

    public static void Main(string[] args)

    {

        OutParam op = new OutParam();

        int z;

        op.Metoda(out z);

        System.Console.Write(z);

    }

}