public int StainCalculate_ValidArray(params int[] array)
        {
            long time;

            return(GCDCounter.GCDStainCalculate(out time, array));
        }
        public void StainCalculate_InvalideArray(params int[] array)
        {
            long time;

            Assert.Throws <ArgumentException>(() => GCDCounter.GCDStainCalculate(out time, array));
        }