public void GetGCDofTwoNumber(long numberA, long numberB, long expected)
        {
            var sut    = new GCD.GCDcalculate();
            var actual = sut.getGCDofTwoNumber(numberA, numberB);

            Assert.Equal(expected, actual);
        }
        public long CalculateLCMofTwoNumber(long numberA, long numberB)
        {
            var gcdSvc = new GCD.GCDcalculate();
            var gcd    = gcdSvc.CalculateGCDofTwoNumber(numberA, numberB);

            return((numberA * numberB) / gcd);
        }