text: from polyphony import testbench
  
  def for14(xs:list, ys:list):
      sum_x = 0
      for x in xs:
          sum_x += x
          
      sum_y = 0
      for y in ys:
          sum_y += y
  
      return sum_x + sum_y
  
  @testbench
  def test():
      assert 1+2+3+4+5 == for14([0, 1, 2], [3, 4, 5])
      assert 5+6+7+8+9+10 == for14([5, 6, 7], [8, 9, 10])
  test()
  