using System;

public class Program

{

    public static void Main()

    {

        Console.Write("firstNumber =");

        var firstNumber=int.Parse(Console.ReadLine());

        Console.Write("secondNumber =");

        var secondNumber=int.Parse(Console.ReadLine());

        Console.Write("Sum =");

        var Sum=secondNumber+firstNumber;

        Console.Write(Sum);

    }

}