For interface programming, a lot of changes that may occur in the system in the future can be isolated. Why? If the code is written for an interface, he can implement the interface with any new class through polymorphism. However, when the code uses a large number of specific classes, once new specific classes are added, the code must be changed. Violating the opening and closing principle.
斯班赛（道恩·强森 Dwayne Johnson 饰）曾经是一名在赛场上叱咤风云的橄榄球明星，如今，已经退役的他必须忘记往日的那些令他热血沸腾的“峥嵘岁月”，并且尝试着在橄榄球队理财经理这个职位上找到人生新的方向和意义。
This special type of yam (Dioscorea cirrhosa) contains a high amount of tannin, which, as previously mentioned, has protective properties, making the fibers more resistant from damage. It was found to be used especially in fishing net threads, which would indicate their overall durability and resistance to corrosion. When it comes to dyeing, one great feature of this vine is that it provides all
你这么一说，我也觉得自个真的能考中。
1951年夏天的银山市，人们在适应着刚解放的新生活，而一场百年不遇的大暴雨已经在上游玉龙山区形成，并朝着银山推进，预计很快就会到达。银山湖水库是保卫整个城市的关键，但所有人都没想到，残暴而令人恐惧的食人鱼就在湖里。这就是国民党潜伏敌特精心策划所布下的一个死局，他们将食人鱼放进了湖里，大量繁殖，而特大的暴雨洪水就要来临，如果银山湖水库开闸泄洪，食人鱼就将顺流而下，整个中国的水域势必被毁于一旦，而如果不开闸泄洪，百年不遇的洪水将冲垮水库堤坝，淹没整个银山，二十万人的生命将化为乌有。更为可怕的是，潜伏敌特“101”就隐藏在革命队伍里，他们总是“捷足先登”：银山要转移二十万群众，他们就制造车祸，堵死银山公路，彻底困住了这二十万人；留美水产专家方妮刚找到了灭鱼的方法，方妮就被杀害了；敌人洋洋得意，他们等待着暴风雨和洪水的到来，而新生的红色政权，则面临着敌我和内外，以及人和自然的双重而巨大的危机和考验。数日之内，生死之间，一场你死我活、残酷而激烈的较量开始了……
The skill of collapsing dragon legs is very exotic. The author is an action mode, so it is difficult to aim at this skill when used. Let's divide it into people.
FIG. 2 is an enlarged schematic view of a partial structure of FIG. 1;
好口才啊。
程天笑性格偏激，受不了输在一个后辈小子手上，跟霍元甲再次比武3次，最后还是用了秘宗拳的最后3式把程天笑打死。陈真誓杀霍元甲为师报仇！霍元甲几经诱
还没有进门，房间里便传出了爽朗的笑声。
The attack revenue of straight-line Batman is lower than that of parabolic Batman. Because the straight line will hit the Batman first, causing damage to overflow. The parabola will hit the Batman first.
三个女人艾玛、荔枝、牛苏苏在生活遭遇剧变的时机，遇到了六个截然不同的男人，有精英、富二代、宅男、白领、妈宝甚至长辈，这几个人碰撞在一起，简直闹了个天翻地覆。生活从来不是玛丽苏童话，反而时常是一地鸡毛。三个女孩儿面对生活的难题，面对学业、事业、爱情的多重夹击，又和我们每个普通人一样，没有主角光环护体的她们该如何选择？通过了痛苦、纠结、绝地反击的三个女孩儿，终于迎来了成长和蜕变。艾玛终于明白，总有人以爱情以外的借口，默默爱着你；荔枝经历了第一次爱的阵痛，似乎明白了世界上唯有爱情不可论证；而牛苏苏也明白了，婚姻不是一堆数据的匹配，也不是女人唯一的归宿。
Water threat
According to the current 600ms scourge, 10 seconds is 16 floors, which is actually not much slower than dedication + scourge. Judging from my estimation, the speed of punishment for the two BD stacks of scourge flow and scattered guns with dedication may be about the same.
Suppose we get the inventory of all colors of mobile phones from the background in advance.
戚夫人行礼道：我代夫君谢过。
After all the preparations were ready, we went to Nandashan Town, Yuanjiang City, Hunan Province, the destination of our college students' summer social practice activities in the countryside. Nandashan Town, Yuanjiang City, Hunan Province, is located on Dongting Lake 800 miles away. It is rich in aquatic resources and has its own characteristics. It is famous for its rich wild snakehead. There is a vast lake continent outside the embankment, with an annual output of 4000 tons of wild snakehead. There is a wild snakehead stocking area of 5000 mu in the embankment, with an annual output of 1000 tons and an annual output value of 1. The total number of farmers engaged in the snakehead industry in the whole town reached 3,000. Last year, the snakehead industry alone increased the income of 600 yuan. In recent years, the town party Committee and government have taken wild snakehead cultivation as a pillar industry for rural economic growth and have taken various measures to encourage farmers to raise snakehead. In 1998, Nandashan Town Ophiocephalus argus Breeding Cooperative was established to provide prenatal, intrapartum and postpartum services for the whole town's Ophiocephalus argus Breeding specialized households. Four service centers have been set up, namely, Ophiocephalus argus Breeding Feed Service Center, Ophiocephalus argus Breeding Technology Service Center, Information Service Center and Intensive Sales Service Center.
赵十两是京城赵府的少爷，平日游手好闲，经常流连赌场，但是因为赵府的厨房在京城非常有名，从小练就一张美食家的嘴，对食物非常挑剔，但是只会品不会做！后来赵十两因为终日流连赌场气死了父母，使得赵府家道中落，被外人欺压，赵十两重新振作勤练厨艺，与天下第一楼的厨师比试，最后3局2胜，使得赵府恢复昔日的繁荣，赵十两进宫应征御厨，最后淘汰众多对手成为御厨，凭着自己的手艺和心思成为御厨总管，深得乾隆喜爱！后因得罪太监总管李天乐逃出宫，与其干女儿赵珊珊流落杭州，开了一家富多来小馆，周斌从小喜欢赵珊珊，但因为小时候被父亲送入宫中净身做了太监而痛苦不已，但内心深处仍然无法放弃珊珊，遂隐瞒自己身份和珊珊来往，最后终于身份被揭穿，珊珊气愤周斌欺骗，离开周斌，选择了逢春，但仍然无法舍弃过去的这段感情！
In the third step, the backpack carries "power talisman" + "power claw" to provide 6 and 9 basic attack powers respectively.
