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Light tube shot in automatic modeLiskov 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:导演是堤幸彦，制作人是草山裕子，制作人员也是和20年前一样的布阵。敬请期待日本电视台充满准备的特别电视剧。只听范文轩说道：不只是如此，项羽坑杀秦国降卒：打败章邯与王离大军直接导致了秦国的败亡：射杀子婴，斩杀秦国宗室，烧毁秦国宫殿，深仇大神，有如深海，所以项羽必然是榜上有名。I don't think I can finish writing. I ate a meal and came back to continue writing.Do you really practice deliberately?