The specific UML structure diagram is as follows:
故事发生在某沿海城市……黑社会头目肖老大的弟弟被警方击毙，肖老大怀恨在心，重金聘请女杀手“麦丽丝”，誓要除掉杀死弟弟的仇人大案队副队长冷赫男。军队转业干部丁洛山临危受命，被任命为江川市公安局局长《警中英雄》描写的是一群普通的人民警察，他们也会犯错误，他们也有私心，但在面对穷凶极恶的毒贩和歹徒的时候用自己的生命捍卫了百姓的安全。在和平年代，他们就是我们身边的英雄，是一群最可爱的人。
Task requires:
In fact, we can also modify the "default policy" of the specified chain. Yes, it is the default policy marked in the following figure.
6. When entering or leaving non-motorized lanes, passing through railway crossings, sharp turns, narrow roads and narrow bridges, the maximum speed is 30 kilometers per hour.
本剧以刀客八墩的爱恨情仇及其多舛的命运和无奈悲凉的人生轨迹为线索，讲述了一个具有浓郁的西部大漠风情粗砺、豪迈而悲壮的故事。 逞强好胜、剽悍野性的八墩是靠刀头赌博为生。年轻漂亮的寡妇甘草深深地爱着他。而甘草与儿子旦旦又靠货郎“骆驼”养活，“骆驼”也深爱着甘草。甘草和八墩相爱，让“骆驼”心中十分酸楚和失落。
在法兰克福，一位年轻有才华的嘻哈制片人在与天际线唱片公司（Skyline Records）签约时，得到了一个千载难逢的机会。但是，当唱片公司老板的黑帮兄弟从流亡中归来， 并要求分得一杯羹的时候，音乐、集团犯罪和高收入世界发生了冲突。
For example, int [] sorting has bubbling, selective sorting, merging, heap and other algorithms. Each algorithm is a Strategy, which is encapsulated according to and can be used independently.
剧集讲述了丢失记忆毁去容貌的女主“苏伊”（袁雨萱 饰），在找寻掩盖的真相及丢失记忆过程中，隐藏身份接近与意外事件相关的“甲方爸爸”李嘉尚（刘奕畅 饰），两人在调查真相的过程中高甜互撩，上演了职场的套路与反杀的故事。
《后厨》讲述的是小沈阳、海清饰演的“五星级”粤菜大厨为了争夺饭店厨房的领导权，明着斗厨艺，暗里斗心劲的故事。海清饰演面临“失业危机”的剩女大厨徐冰，小沈阳则出演刚刚刑满释放急需工作的监狱厨师长。他们一个业务精良，待人苛刻；一个自由散漫，手艺非凡，为了大厨的位子斗得不可开交。两人明着斗专业，暗着斗心计，但在这个过程里慢慢产生了感情。
3. Bold, careful and thick-skinned
"Teacher, when I synthesize crystals, I need to find different conditions to synthesize them, but there are too many tests. Do you have any better methods?" "What do you synthesize crystals for?" "Of course, it is to test its performance." "Then why do we stick to the need to synthesize crystals before testing properties? We can test properties with the results of each time. Maybe we can find better substances, can't we?" "Ah! Yes, thank you, teacher, I'll try it!" In an exchange with Mr. Sun Yimin, the teacher proved once again the correctness of the sentence "Don't stick to books and documents" while solving the problems of the team members.
该剧以方茴、陈寻、乔燃的感情纠葛设为主线，三人重逢后深受情伤的方茴将面临在陈寻和乔燃中间做出第二次选择。
This is DDOS attack, which initiates a large number of requests in a short period of time, exhausts the resources of the server, cannot respond to normal visits, and causes the website to go offline substantially.
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大梦一场，落魄少年立志要改变现状奋发图强创造一片新天地。珍奇异宝，功法武决，遗失的强者洞府，在这个天才辈出，充满挑战和机缘的时代，且看落魄少主如何闯荡大陆、遭奇遇，成为叱咤风云的至尊天帝。以前的仇人，现在，绝不会放过！梦中的遗憾，现在，一定要弥补！待到灵剑长啸之时，天地三界，我为至尊！
Flag Bonus
成皋燃起了三支烽火。
绸缎庄独女许纯纯阴差阳错被“天下第一茶商”周家看上，要给名声赫赫的周家嫡子周君玦做妻子。为了脱离继母欺压实现创业梦想，许纯纯咬牙答应，没想到“一入豪门深似海”，许纯纯作天作地想被休妻，周君玦却对她一见钟情。一对欢喜冤家的浪漫爱情，即将甜蜜展开……
