static void Main(string[] args) { Interface1 Addition = new Calculator(); int a = Addition.Add(-4, -6); Console.WriteLine(a); Addition = new AdvancedCalculator(); a = Addition.Add(-4, -6); Console.WriteLine(a); }
static void Main(string[] args) { INumberOperations numberOperations = new Calculator(); int t = numberOperations.Add(-4, -6); Console.WriteLine(t); numberOperations = new AdvancedCalculator(); t = numberOperations.Add(-4, -6); Console.WriteLine(t); }