In the previous example of electric lights, a state mode program was completed. First, the Light class is defined, which is also called Context here. Then in Light's constructor, to create instance objects for each state class, Context will hold references to these state objects in order to delegate the request to the state objects. The user's request, that is, the action of clicking button, is also implemented in Context, with the following code:
1955 年，新中国建国初期，X 国派出以代号“觉醒者”为首的特务组织潜入我国，启用一部代号为“紫密”的高级密码进行联络，因我方无法破译密码，使得特务们的行动愈发隐蔽和猖狂。特别单位701的行动处韩再兴处长和破译处郑当处长率队保护领导安全，双方发生激烈交火，韩再兴为保护郑当而牺牲，郑当也在战斗中腿部负伤，落下了病根，从此多了一个外号：“郑瘸子”！
唉……看来只有等到下一期，才能看到。
本剧通过在插队年代结为过命兄弟的仨个人，在改革开放20年来几个大的特定历史时期大起大落的命运变迁及由此而引发的跌宕起伏的感情纠葛，讲述一个发生在我们身边的故事。全景式的展现了改革开放以来，中国社会各个层面所发生的深刻变化。歌颂我们伟大的时代，讴歌党在每个特定发展时期所制定的方针政策对时代前进和社会发展的强大推动力。用我们每一个普通人的心路历程，真实、生动、形象地谱写出我们所处的这个伟大时代的主旋律。
"Yes, Common carnivores, Whether it's a dog, Wolf, or the dog teeth of lion and tiger, They are all tapered sections, With a tip in the front, But this kind of thing is different, All of their teeth are the same, All of them are inverted triangles, And very thin, Both sides are like knives, It was all 'open-edged'. It was very sharp and very hard. When I pried its mouth with a dagger at that time, after priing it open, I could find many thin but obvious scratches on the blade of the dagger in the face of the sun. The dagger I used was made of steel. It was really surprising to me that the teeth could leave such marks on it. "Zhao Mingkai said.
ALT + TK such as quick selection
板栗大声道：皱巴巴的咋了？就算脸上皱巴巴的，那也是咱大靖最慈祥美丽的老婆子。
Generally speaking, players only need to look at the basic values to judge the strength of weapons. The comprehensive value is the theoretical maximum and has little reference effect.
老公发话了，启明的作者过去，收入立刻翻倍。
《青春后空翻》讲述主人公藤谷若叶受高中啦啦队"JETS"的影响，产生了将来要加入同一社团称霸全美的梦想，最终与朋友及老师们一起带领本校啦啦队，以称霸全美大赛为目标努力奋斗的故事。
Steven: From Latin, Greek Steven, meaning: a crown. People think of Steven as a tall, handsome man, quiet, polite and kind-hearted. Stephen's alien, English surname, man's first name.
当直男遇上GAY会发生什么样的故事？Type是一名大一新生，阳光帅气，朋友众多，但他不喜欢gay！而Tharn是传说中的完美室友，但Tharn偏偏是gay！Type和Tharn间因此而产生了一系列啼笑皆非的故事，是什么原因造成了Type对gay的反感？Tharn和Type之间又会如何发展？
根据真实生物拍摄而成。叙述这种俗称“骆驼蜘蛛”的巨蛛，多年来折磨驻扎在中东的美军。如今他们大举入侵美国西南方的沙漠，只要被叮上一口就会瘫痪。究竟是否有天敌可以制服这群邪恶蜘蛛吗？
"My parents often pick up a pile of junk from the outside."
而且这些话说多了，只会让其他将领嫉妒，让项羽和范增嫉妒。
一场车祸，六名幸存者，无法逃离的神秘河谷，错综复杂的命运羁绊，那些掩埋在心底的秘密，即将唤醒！
Black Bird -- Aimer
In order to improve the sending efficiency and generate more SYN waiting queues at the server, when the attack program fills the header, neither the IP header nor the TCP header is filled with optional fields, so the length of the IP header is exactly 20 bytes, and the TCP header is also 20 bytes, totaling 40 bytes.
3. Inducing Curiosity
Memorandum mode: Pay attention to the state change of encapsulated objects and support state saving and recovery.
