static void Main(string[] args)
{
Mathematics m = new Mathematics();
IArithmatic arithmatic = new Mathematics(); // upcasting
IMoreArithmatic moreArithmatic = new Mathematics(); // upcasting
Console.WriteLine($"Substraction result { arithmatic.Subs(45, 6)}");
Console.WriteLine($"Substraction more result { moreArithmatic.Subs(45, 6)}");
Console.WriteLine($"Addition result {m.Add(12, 23, 25, 56)}");
// Named parameters
Console.WriteLine($"Division result {m.Divide(deno:9, num:36)}");
}
private static int Calculate(Commands command, int first, int second)
{
switch (command)
{
case Commands.add:
return(Mathematics.Add(first, second));
case Commands.sub:
return(Mathematics.Sub(first, second));
default:
throw new InvalidOperationException("Unknown command in calculator");
}
}
private int Calculate(Commands command, int first, int second)
{
switch (command)
{
case Commands.add:
return(mathematic.Add(first, second));
case Commands.sub:
return(mathematic.Substract(first, second));
case Commands.mul:
return(mathematic.Multiple(first, second));
default:
throw new InvalidOperationException("Unknown command in calculator");
}
}
