public static void Main()
{
CMyMathClass objCMyMathClass = new CMyMathClass();
//IMyMath objIMyMath = (IMyMath) objCMyMathClass;
int num1 = 75, num2 = 25, res = 0;
res = objCMyMathClass.SumOfTwoIntegers(num1, num2);
Console.WriteLine("The Sum Of " + num1 + " and " + num2 + " is " + res);
res = objCMyMathClass.SubtractionOfTwoIntegers(num1, num2);
Console.WriteLine("The Subtraction Of " + num1 + " and " + num2 + " is " + res);
}
