input: Write a function to reverse and print the elements of a given Python array. The function should start printing from the last element to the first. If the array is empty, the function should print an appropriate message.
  
  assert printArrayReverse([1, 2, 3, 4, 5])
  assert printArrayReverse([5, 4, 3, 2, 1])
  assert printArrayReverse([10, 20, 30])
  assert printArrayReverse([])
output: def printArrayReverse(arr):
      if not arr:
          print("Array is empty")
      else:
          for i in range(len(arr)-1, -1, -1):
              print(arr[i])