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Liskov Substitution Principle, LSP (Richter Substitution Principle) means that subclasses must replace their parent types. In other words, in the process of software development, after the subclass replaces the parent class, the behavior of the program is the same. Only when the subclass replaces the parent class and the function of the software is not affected can the parent class be truly reused, and the subclass can also add new behaviors to the parent class. In order to look at an example of violation of LSP principles, the specific code is as follows:When Gu Xixi entered the league again, there were already tens of thousands of spectators-which was inseparable from the total population of the stars-but Gu Xixi had neglected so much.这将改编自泰国文学，标题为坤昌坤潘。万通是小说中的一个人物，是第一部分的主角，一个和两个男人有牵连并最终酿成悲剧的美女。你就不要操心了，好好歇一晚，不然明天怎么见人呢。《有一天，天上掉下个炸弹》未卜前途的青年远山聪（松坂桃李 饰）在房顶发呆，这时天上掉下一个自称帕鲁卡炸弹的女孩（黑木华 饰），与远山的高中同学永峰遥香长得一模一样。快乐的约会，往昔的回忆，唏嘘的结局。我还是喜欢虎王寨，嗯。