using System;

public class Person

{

        int age, num;

        string name;

    public void SayHi() {

        Console.Write("Hi, ");

        Console.WriteLine("John");

        Console.WriteLine("You are 20 years old");

        Console.WriteLine("Mobile No. +6391112345");

        Console.WriteLine("   ");

        Console.Write("Hi, ");

        Console.WriteLine("Ursula");

        Console.WriteLine("You are 18 years old");

        Console.WriteLine("Mobile No. +6391238899");

        Console.WriteLine("   ");

        Console.Write("Hi, ");

        Console.WriteLine("Eddy");

        Console.WriteLine("You are 21 years old");

        Console.WriteLine("Mobile No. +6398990022");

    }

    public static void Main(string[] args)

    {

        Person p1 = new Person();

        p1.SayHi();

    }

}