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黄豆很看不惯他热心的模样，打击道：你那字能见人？田遥笑道：那咱们各写几幅，让张叔给评判评判。Reading study and research, especially the study of the notes of geniuses, celebrities and great men, found that the notes of geniuses are not a pile of dry words, but illustrated with pictures and texts.王穷一见她露出慧黠的笑，马上就问：是什么？并不回答她中途插入的一句问话。旺与母亲秀莲，相依为命。因旺自少被人嫌弃，只有邻居女孩黄奇凤接受他，二人青梅竹马。旺为帮助凤出国升学，把莲替自己储起的“老婆本”送给凤，而且一厢情愿，守候凤学成归来做自己的老婆仔。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:想是听家人说人贩子的事听多了，就记住了。