public static void Main(string[] args)
{
int FirstProgramInt;
// we can not create object for abstract classes.
var F1 = new MultiplicationClassFirst();
F1.firstClassPublicObject = 12;
var F1Sum = F1.Add(1, 2);
var F1Mul = F1.Mul(1, 2);
var F1Sub = F1.Sub(1, 2);
var F2 = new MultiplicationClassSecond();
F2.firstClassPublicObject = 15;
var F2Sum = F2.Add(1, 2);
var F2Mul = F2.Mul(1, 2);
var F2Sub = F2.Sub(1, 2);
var F3 = new MultiplicationClassThird();
F3.firstClassPublicObject = 15;
var F3Sum = F3.Add(1, 2);
var F3Mul = F3.Mul(1, 2);
var F3Sub = F3.Sub(1, 2);
}
public void ExampleMethod()
{
// Since this is a class with different name space so in order to create a object to a class which is present
// in other name space we need to import that name space as above using AbstractClassesAndOtherPracticeProjectsHere;
// If you are working with the same name space then this is not required.
MultiplicationClassFirst F1 = new MultiplicationClassFirst();
F1.Add(1, 2);
F1.firstClassPublicObject = 10;
F1.firstClassInternalObject = 12;
F1.firstClassProtectedInternalObject = 16;
}