Given positive integer n and integer step implement a function which returns a list representing all numbers from
n to 1 taking step into consideration. If n value is zero then empty list should be returned.
| Challenge | Solution |
printNumber(0, 1) // []
printNumber(6, 1) // [6, 5, 4, 3, 2, 1]
printNumber(6, 2) // [6, 4, 2]