func_code: def merge_lists(l1, l2):
      i = 0
      while i < len(l2):
          l1.append(l2[i])
          i = i + 1
      i = 0
      while i < len(l1):
          if i % 2 == 1 and i != 0:
              l1.remove(l1[i])
          i = i + 1
      return l1