using System;

public class Program

{

    public static void Main()

    {

        Console.Write("Въведете трицифрено число:");

        string s = Console.ReadLine();

        int number = int.Parse(s);

        int ed, des, sto;

        ed = number % 10; 

        des = (number / 10) % 10; 

        sto = number / 100; 

        int newNumber; 

        newNumber = ed * des*sto;

            if (newNumber>99)

            {

                Console.WriteLine("newNumber= " + newNumber);

            }

            else

            {

                Console.WriteLine("newNumber  не е трицифрено");

            }

​

    }

}