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周矮子今儿真气坏了。For interface programming, a lot of changes that may occur in the system in the future can be isolated. Why? If the code is written for an interface, he can implement the interface with any new class through polymorphism. However, when the code uses a large number of specific classes, once new specific classes are added, the code must be changed. Violating the opening and closing principle.《王保长歪传》是将《抓壮丁》中的人物，加以故事延伸，编撰出王保长开当铺、和三嫂子假结婚、与李老栓竞争稽征所长等情节，趣味横生，让人啼笑皆非。Duangjan是黑手党组织的冷血杀手。有一天,由于Duangjan和Lok的任务失败,Duangjan最终掉下了悬崖。然而,她被国家公园的负责人Atiruj救了。当她醒来时,Atiruj意识到他救过的年轻女子已经失忆。曾经冷酷无情的杀手突然变成了一个快乐的小女孩,她发现自己不仅有了一个新名字ChaoChao,而且还有一个假丈夫Atiruj。陈启摆摆手，并不在意，借势炒作这种事太平常了。很快，殷离竟然出现了，原来那日灵蛇岛上，殷离并没有死。Common Commitment: Strategic planning is the result of joint discussions. Relevant responsible persons have reached a consensus and made corresponding commitments.