static void Main(string[] args)
{
//AbstructMethod();
//Interface tesing
//I3rdLevelInterface iImp = new Program();
//iImp.execute3rdMethod();
//iImp.execute2ndMethod();
//iImp.execute1stMethod();
//printer cousoleout = new printer(consolewrite);
//cousoleout("printer ");
//ParticeDelegateThreeTypes.PrintStuff("Three types delegate");
//DateTime testDemo = ParticeDelegateThreeTypes.TryConverter(22.2);
//Console.WriteLine(testDemo);
My_book book = new My_book();
book.IntFirst = 1;
book.IntSecond = 2;
book.IntThird = 3;
Calculator cal = new Calculator();
var result = cal.Accumulate(book);
Calculator cal2 = new Calculator();
var result2 = cal2.Accumulate(book);
Console.WriteLine(result2.Max);
Console.ReadLine();
}
