The observer mode defines a one-to-many dependency relationship, allowing multiple observer objects to monitor a certain topic object at the same time. When the state of this topic object changes, all observer objects will be notified so that they can automatically update their behaviors. The specific structure diagram is as follows:
33. The Company will improve the adjustment of department responsibilities as soon as possible to show clarity.
不但他，大家也都空着肚子，要等仪式完了才坐席。
2. The coupling between the publisher and the subscriber is reduced. The publisher only publishes a message, and it does not care how the message is used by the subscriber. At the same time, the subscriber only monitors the event name of the publisher. As long as the event name of the publisher remains unchanged, it does not care how the publisher changes. Similarly, the seller (publisher) only needs to tell the subscriber (buyer) about the arrival of shoes, regardless of whether the buyer buys or not, or whether he buys other sellers. As long as the shoes arrive, the subscriber can be notified.
又记不住，又不想记。
他纵横朝廷几十载，见惯倾轧，本不应对这样事动容，何况张杨确有失职之处，该当受到惩处。
他对小葱道：我已经让人去国子监叫花生他们了，让他们陪大苞谷一块去。
孙鬼从外边办事回来，才进入清阳街，就被监视陈家的张家护卫认出——那人恰好是张家老护卫，立即就被抓住了，揪来见板栗。
饭后，杨长帆进了父亲的书房，跟父亲没有任何隐瞒，把种海的计划全盘托出。
花与德几经波折，共赴患难后终情愫渐生，惜此时德因营救反清义士而被补下狱，身陷险境……
2. About Exploding Arrows and Arrow Rain
In the past three months, the average number of domestic control terminals using broilers to launch DDoS attacks has been 40 per month, down 44% from the average monthly number in 2017. The monthly increase rate and extinction rate of domestic control resources are 81% and 83%, respectively. Compared with the average monthly increase rate of 70% and extinction rate of 71% in 2017, the change rate of resources is accelerated and the stability that can be utilized is reduced. Among them, only one domestic control terminal (182. X.X.227) located in Shanghai has been active for nearly three months or even half a year.
讲述了帅气的外科医生吴景昊（李逸男 饰）为弥补青春遗憾，在一个偶然的机会下重新回到高三时期，改变自己懦弱的性格，重新感受身边的友情、亲情。去发现那些被他忽略的青春中的种种细腻与温馨，并帮助女同学韩菲（庄达菲 饰）一点点放下防备、解开心结，捡拾起青春中散落的纯粹与美好的故事。
《附加人生的她》讲述了女儿和妈妈突然灵魂互换后的奇幻故事。倔强的方板王妈妈vs不懂事的美妆博主女儿！吵吵闹闹的我们关系无法挽回吗？某一天，用神秘的化妆品换灵魂的母女梦幻灵魂链！ 我们... 能再回去吗？
二门外也是一片吵嚷喧哗，高声问玄武将军花落谁家。
After studying the design pattern during this period of time, I still have a lot of feelings, because when I am writing code now, I often think about whether I can use any design pattern to refactor here. Therefore, after learning the design pattern, I feel that it will slowly affect the way you think about writing code. Here is a summary of the design patterns. First, all the design patterns can be sorted out. Second, an index can be made to help everyone collect.
小王庄的怪王（李大强饰）不是官可是在村民眼中他比官还官，有什么困难都愿意找他，村民跟怪王说起村里的难题狗不理，花老白（解衍饰）发现狗不理对村里的寡妇图谋不轨，说了没两句两人就打了起来，事情还闹到了戈书记那里，在戈书记（钱龄饰）那里碰了一鼻子灰的花老白非常生气，而狗不理屡教不改，怪王在众人面前许下承诺半年内让狗不理改过自新。
Objective:
Private int num2;
