input: Write a function to print a Python array from the end to the beginning.
  
  def printArrayReverse(arr): 
      for i in range(len(arr) - 1, -1, -1): 
          print(arr[i], end = " ")
  
  assert printArrayReverse([1, 2, 3, 4, 5]) == print("5 4 3 2 1 ")
  assert printArrayReverse([5, 4, 3, 2, 1]) == print("1 2 3 4 5 ")
  assert printArrayReverse([10, 20, 30]) == print("30 20 10 ")
  assert printArrayReverse([1]) == print("1 ")
  assert printArrayReverse([]) == print("")
output: def printArrayReverse(arr): 
      for i in range(len(arr) - 1, -1, -1): 
          print(arr[i], end = " ")