input: Write a function in Python to print out an array backwards.
  
  Input:
  
  Output:
  def print_reverse_array(arr):
      for i in range(len(arr)-1, -1, -1): 
          print(arr[i])
output: def print_reverse_array(arr):
      for i in range(len(arr)-1, -1, -1): 
          print(arr[i])