func_code: def merge_lists(l1, l2):
      i = 0
      while i <= len(l1):
          l1_1 = l1[0, 3]
          i += 2
          j = 0
          while j < len(l2):
              l2_1 = l2[j]
              j += 2
              l3 = []
              l3.append(l1_1)
          return l3