input: def combine_list(array1, array2):
      """Combine the elements of two lists into a list of tuples.
      >>> combine_list([1, 2, 3], [4, 5, 6])
      [(1, 4), (2, 5), (3, 6)]
      >>> combine_list([10, 20], [30, 40, 50])
      [(10, 30), (20, 40)]
      """
output:     combined = []
      for i in range(min(len(array1), len(array2))):
          combined.append((array1[i], array2[i]))
      return combined