using System;

​

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

    }

    public class Person

    {

        public string name;

        public int Height;

        public int Weight;

    }

​

}

class Program

{ 

    static void Main (string []args)

    { Person Frank=new person();

      Frank.Height=180;

      Frank.Weight=75;

    }

}