The Context class is a context class, and Plus and Minus are implementations for calculation respectively. The code is as follows:
传说有一群身怀魔法的人们，生活在你我的周围，他们利用魔法，默默解决了许多危机！在魔法世界中，有“爱上凡人，魔力尽失”的戒律，魔女菲菲却无视此律，冒着被贬为凡人的风险，勇敢追求爱情。落入凡间的菲菲生了三个宝贝女儿——嘉嘉(六月饰)、晶晶(赵虹乔饰)以及自幼走失的小女儿亮亮(李依瑾饰)。菲菲临终前最大的遗憾就是无法找到小女儿亮亮，因此嘉嘉与晶晶必须遵循母命继续“寻找小妹”，不过两姊妹个性迥异，在魔法使用与爱情观方面南辕北辙，两人因此冲突不断。因为一场意外，魔女嘉嘉竟然与暗恋已久的青梅竹马朱耀文(窦智孔饰)重逢了，欣喜之余还发现失散的小妹亮亮被朱家收养！不过表面看似和睦的朱家其实是个分崩离析的家庭，爸爸朱光年(张晨光饰)与妈妈潘心莲(苗可丽饰)感情不睦，两个儿子朱耀文与朱耀武(王少伟饰)势同水火，小侄子朱耀威(杨铭威饰)则是夹缝中的墙头草。朱家的每个人为了争夺祖母朱林满娇(梅芳饰)的财产而心怀鬼胎同住屋檐下；魔女嘉嘉与晶晶为了报答朱家对小妹的养育之恩、以及两人追寻爱情的私心，想尽办法来到朱家经
有一天，Jee在走秀时遭到另一个女模特的冷嘲热讽，并且她的继父又说要包养她当情妇。Jee对他们非常愤怒，于是又喝酒喝到神志不清。然后她在开车的途中撞到了Tiw，Satit的未婚妻。Satit是一个前途无量的律师。不久之后，Tiw就去世了，大家都很悲伤，尤其是Satit，而Jee也是同样难过。Jee被控酒驾过失致人死亡，而Satit每次遇到Jee都要愤恨地奚落她。
一场失败的银行抢劫案后,嫌疑人失踪,8名人质向两名警察讲述了不同的故事,案件变成了搞笑的谜团。
赵锋见他们不相信，当即滔滔不绝地说起来，当然，每次我都要吃一百文才够。
故事讲述一个叫汤姆·洛根的农夫某天早上在自己的农场里发现了不可思议的麦田怪圈，刚刚从学校毕业进入电视台做新闻记者的辛蒂·坎贝尔奉命到这个农场进行报道，然而这只是一切超自然事件的开始，就在辛蒂开始着手调查的同时，她的一位好朋友却因为看了一盘神秘的录像带而离奇死亡……
由7个独立故事组成的《对立面》，也是生与死，黑与白，亲密与疏远的实验。创作者以试图贴近赤诚的天性，直达的影像与情感中最尖锐、冲突的领域。
飞行员吉斯、斯万和他们的伙伴们效力于银河星系联盟，他们分别驾驶黑、赤、青、黄、绿五头机器狮，五狮合体后能成为巨大机器人“百兽王”，用光芒神剑一次次击败魔王扎克的进攻，他们还来到阿拉斯星球，和阿劳拉公主一起，打击邪恶，捍卫正义
But then again, Even if it is not serious, It was splashed on my face, If left unchecked, His whole face must be the same as Jiang Yong's small arm, It's rotten, Because of the process of wiping his face, It is to give the others nearby a time to prepare, As his face began to blister, The deputy platoon leader kicked him, Knocked him sideways, Then I don't know whether it is instinct or realization. I think of a good way. The deputy platoon leader grabbed a large handful of floating soil from the ground and pressed it to the blistering position on his face. Then the above is "bang bang" emitting white smoke, But I didn't think there would be any miraculous effect, After the floating soil was "pasted" on it for a while, when it was cleaned up, it was found that Wang Yuanhe's face was no longer blistering, only a layer of skin had fallen off it, and there were several small round holes that could directly penetrate into his mouth. He opened his mouth to face the sunshine, and the sunshine could directly shine into his mouth through these holes, but the face was finally saved.
宋允儿剧中饰演曾是医生为了专注孩子教育而成为全职主妇的金允真一角，由于丈夫的引荐相识了一位入学考试代理母，两人结下了深刻的友谊。金素妍饰演神秘的考试保姆Risa金一角。她以从美国来研修的孩子们为对象，经营着一家民宿，是个给予他们温暖关怀的考试保姆。金泰宇剧中饰演金允真（宋允儿饰）的老公，警察所长韩宰烈一角， 温柔，给人好感，对待犯人180度反转。宋再临剧中饰演强力警察夏正完一角。 高大帅气憨厚。事事退后一步先观察，但是一旦开始做就会勇往直前义无反顾的去做。该剧是讲述隐藏着孩子死亡秘密的家庭里，住进了一个神秘的考试保姆【子女就读名牌大学的父母，拿了钱受别人委托，帮忙辅导其他家庭孩子高考的人】而引发的女性悬疑惊悚剧
等汉王前来彭城打败项羽之后，将是将军登基之时。
The construction of Riverside Park strives to achieve four "highlights": first, the restoration of the park's original stalagmites, mountain altars, Linzhang Gate, Jieguan Pavilion and other historical and cultural landscapes to highlight the historical and cultural details; Second, Longan Garden, Peach Blossom Garden, Lotus Pond and other ecological landscapes are arranged according to the original trees to highlight the natural ecological features. The third is to plan and build Linjiang Sports Ground, Beach Swimming Pool, Music Fountain and other leisure and entertainment projects, highlighting the people-oriented concept; Fourth, through investment promotion and capital introduction, the riverside food city, flower market and yacht dock will be built to realize the rolling appreciation of park assets and highlight the commercial operation.
李敬文也道：快去吧。
1944年6月，联军在诺曼第成功登陆，成为联军战胜的转折点，美军得以将战力转向太平洋，六月登陆塞班岛，七月登陆关岛，麦克阿瑟将军随即又第二度踏上菲律宾国土。日本死守硫磺岛，军力约两万一千人，美军共出动三个师团75000人，舰船495艘，其他尚有驱逐舰，航空母舰等155艘，全力攻击硫磺岛。本纪录片为美军第三司令部摄影队冒死拍摄完成，为当今世上仅存，最忠实纪录第二次世界大战，“血战硫磺岛”之唯一史料！
Therefore, although we use the service iptables start to start the iptables "service", in fact, iptables does not have a daemon, so it is not a real service, but a function provided by the kernel.
ALT + TK such as quick selection
