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:
Defines a one-to-many dependency relationship between objects. When the state of an object changes, all objects that depend on it are notified and automatically updated.
还有暗杀者家族被誉为异世界最强的秘术与魔法。
有些人一辈子也悟不过来，或者说，是不肯悟过来。
天地村坐落于大凉山腹地，因地理位置所限，长期处于深度贫困，是全国脱贫攻坚最艰巨的主阵地之一。2017年，医生万月在州委副书记陈仪的感召下，经组织考核后到天地村担任第一书记，渴望切实为一方土地带来改变。初到被漫山索玛花围绕的天地村，万月百般不适，她一贯逻辑分明、理性的作风，到了重人情的村民这里处处碰钉子，受制于严酷生存环境和落后文化习俗的羁绊，扶贫工作推进收效甚微。在村支书阿依的帮助下，两人开阔思路，在碰撞磨合中带领村民开展了高附加值的种植和养殖项目。陈仪为天地村精准扶贫提出具体思路，设计改良彝服的阿呷成为搭建妇女灵活居家就业的典范，师范毕业返乡教学的阿芝承担起控辍保学任务，坚定投身于热爱的教育事业。陈仪、万月与彝族姑娘们一起，在凉山深处的贫瘠大地上扎根，绽放成一朵又一朵金色的索玛花。
"What else can I do? There are no flesh and blood vessels left. There are only two bones left. What's the use of that one? It can only be amputated, starting from the elbow. Then his left arm is only the upper half." Zhao Mingkai said.
可是狼群太过的执着，一直不曾放弃追击，一直待在树下转圈嚎叫。
注：第十集两集连播，第24集两集连播
Article 8 [Performance of Supervision Agreements] The medical security administrative department of the people's government at or above the county level shall supervise the signing and performance of designated service agreements between agencies and designated medical institutions, and supervise the inspection and examination of designated medical institutions by agencies.
Maintain a positive attitude
Ctrl + G: grid display mode control (F7)
李延年（王雷 饰）：讲述其在抗美援朝战场上的英雄故事。
As initiatively mentioned, the selection of plants is crucial. Some of them have better stability, and color resistance, such as persimmon, yam, betel nuts, turmeric, and so on. From personal experience, the fixity of gardenia is hardly impressive, and the color easy fade-off when washed. This is only as a reference. If possible, using at least a few very stable plants, what at the beginning or on top
景荣离开龙凤店后置身真实的生活中，树大招风，很快他的豪气和单纯就引来了奸人的注意，他身上的钱财全部被骗走，变成了乞丐。凤雪燕找到景荣，没想到景荣对她们误会颇深。景荣被抓了壮丁，为了帮别人出头，遭到监工的打骂，苦不堪言。凤雪燕用计将景荣救出，凤儿和景荣感情升温。
The market often likes to choose some especially brave and lucky people and award shining medals to them for their dancing. These people wore medals to receive the worship and applause of all, triumphant and confident. However, if we look at the fate of these warrior medal winners in history, we find that most of them were eventually thrown into the dustbin by the market. Courage + luck + pursuit, this is the curse of the market rather than a blessing.
洛杉矶警察克莱因在办案中惨遭羞辱，罪犯嗜血如命，喜欢肢解活人。克莱因身受重伤，仍侥幸活命，但心底留下阴影，被迫革职。3年后，一位中国富商委托克莱因帮忙寻找失踪儿子师涛，他来到香港，接待他的是好友孟子，后者亦是警察。在警局，克莱因与师涛擦肩而过。随后，发生荒野命案，孟子怀疑此事为流浪汉所为，两人急忙赶到现场。与此同时，黑帮头目苏东坡的情人莉莉被狂徒掳走，后者开车逃逸，也来到了荒野处，但被击毙。调查中，克莱因逐渐发现了莉莉、李秉宪、师涛之间的微妙关系。
结盟……项羽一边听一边思索着范增的话，片刻后问道：亚父，按照你的意思，这结盟该如何进行呢？和谁结盟要好一些……嗯。
