input: Write a function to construct a nested loop in Python that prints out the elements of the given lists in a new line. The function should take three lists as input and return None.
  assert construct_nested_loop([1, 2, 3], [4, 5, 6], [7, 8, 9])==None
  assert construct_nested_loop([10, 11], [12, 13], [14, 15])==None
  assert construct_nested_loop([1], [2], [3])==None
  assert construct_nested_loop([], [], [])==None
  assert construct_nested_loop([1, 2], [3, 4], [5, 6, 7])==None
output: def construct_nested_loop(list1, list2, list3):
      for i in list1:
          for j in list2:
              for k in list3:
                  print(i, j, k)