using System;

​

public class Program

{

    public static void Main()

    {

        int num = 43;

        int b = -43;

        double ps = 43.54;

        string klass = "8a class";

        uint numplus = 3333444555;

        //-1222333444

        //firstna

        string name = "Yoanna";

        int number = 34;

        Console.WriteLine("Hello World");

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

        string str = Console.ReadLine();

        Console.Write("Not Line \t");

        Console.Write("Name: {0} = {1} - {0}\n", number , name); 

        Console.WriteLine(str);

        Console.WriteLine("STR:{0}", (str+str));

        Console.WriteLine("NUM:{0}",(inputNumber+inputNumber));

     }

}