input: Write a function to print every number from 0 to 10 with each number being multiplied by 2.
  assert [i*2 for i in range(11)] == [0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20]
  assert "" == ""
output: def print_multiplied_numbers():
      for i in range(11):
          print(i * 2)