mult

using System;
using TestInput;
/*
from Lesson 5 of C# console programming tutorial series at following URL:
http://williammillerservices.com/windows-c-console-programming/
demonstrates data input validation and multiplication of integers
GitHub gist -> https://gist.github.com/kyrathasoft/ec0d45c9cfadc31736d6b0ce2efa3fce
Pastebin.com -> https://pastebin.com/vaU09diD
dependencies:
-> https://gist.github.com/kyrathasoft/35357f7fee1c427693323286111e5e43

compilation:
(a) csc /out:mult.exe mult.cs tester1.cs
(b) csc /r:tester1.dll mult.cs
*/
namespace MultiplyIntegers {

    class Multiplier {
        static void Main(string[] args){
            string sData = String.Empty;
            int int1 = 0;
            int int2 = 0;
            bool valid = false;
            while(!valid){
                Console.Write("Please enter first valid integer: ");
                sData = Console.ReadLine();
                if(Tester.IsInteger(sData)){
                    int1 = Int32.Parse(sData);
                    valid = true;
                }
            }
            valid = false;
            while(!valid){
                Console.Write("Please enter a second valid integer: ");
                sData = Console.ReadLine();
                if(Tester.IsInteger(sData)){
                    int2 = Int32.Parse(sData);
                    valid = true;
                }
            }
            int product = int1 * int2;
            Console.WriteLine("{0} multiplied by {1} equals {2}.",
                int1.ToString(), int2.ToString(), product.ToString());
        }
    }
}