static void Main(string[] args)
{
SimpleOperations simpOper = new SimpleOperations();
OtherOperations othOper = new OtherOperations();
MathFacade facade = new MathFacade(simpOper, othOper);
Console.WriteLine("Diveded 10 / 2.5 = {0}", facade.Div(10, 2.5));
Console.WriteLine("Factorial 6 = {0}", facade.Factorial(6));
Console.WriteLine("Log: number - 5 base - 3 = {0}", facade.Log(5, 3));
Console.ReadLine();
}