public void TestFactorial12()
{
int[] c = CalculateNFactorialUsingIntArrays.Factorial1(21);
int[] expectedResult = new int[] { 0, 0, 0, 0, 4, 4, 9, 0, 7, 1, 7, 1, 2, 4, 9, 0, 9, 0, 1, 5 };
CollectionAssert.AreEqual(expectedResult, c);
}
public void TestFactorial11()
{
int[] c = CalculateNFactorialUsingIntArrays.Factorial1(-10);
Assert.Fail();
}