(e.g. custom) product. IBM probably regarded it as a prototype or pilot with
Number (0): Everything in this space must add up to 0. The answer is 5-0, placed vertically.
，详情可参考51吃瓜
取得公安机关许可的经营者，违反国家有关管理规定，情节严重的，公安机关可以吊销许可证件。
portable enough and handling it as a special case is somehow problematic.