using System;

public class Program

{

    public static void Main(String[] args)

    {

        int firstnum, secondnum, thirdnum;

        Console.WriteLine("input first number");

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

        Console.WriteLine("input second number");

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

        Console.WriteLine("input third number");

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

        Console.WriteLine("Expected Output: "+ firstnum * secondnum * thirdnum);

    }

}