input: Write a function to print a jagged array of a specified size without filling it with any values. If the size of the jagged array is provided as input, initialize and print the array accordingly.
  assert print_jagged_array(4)==print([[], [], [], []])
  assert print_jagged_array(2)==print([[], []])
  assert print_jagged_array(0)==print([])
  assert print_jagged_array(3)==print([[], [], []])
  assert print_jagged_array(1)==print([[]])
output: def print_jagged_array(size):
      jagged_array = [[] for _ in range(size)]
      print(jagged_array)