The Context class is a context class, and Plus and Minus are implementations for calculation respectively. The code is as follows:
刑侦队发生了意外事故导致队长死亡和两名警员受伤，为充实力量将方欣从扫毒组调到刑侦队，协助代理队长戴强工作，谁知接二连三发生了几起凶杀案。戴强在调查中发现几起死亡案件当事人均与某制药公司有关联，而该公司董事长方其东竟然是方欣的父亲，方欣希望能替父亲解脱困境，遂全力协助戴强工作。一次方欣无意中看见戴强养着一只电子宠物，这让方欣对表面冷漠无情的戴强有了新的认识，在日后的共同办案中两人日渐默契，方欣对戴强产生出一种莫明的情愫。表面上沉稳儒雅的方其东年轻时从事科学研究工作，性格孤傲而偏激，曾因知妻子有外遇将对方失手打死，几十年里，他一直生活在自责与痛苦中，这个秘密也只有张琳的妹妹知道。方其东因此变故放弃了科学追求改投商海，不料大获成功。方其东事业的成功引起了某势力集团的垂涎，命李枚施美人计接近方其东并伺机窃取了药方。最终，他杀死了深爱着自己的李枚，方其东疯了。
该剧通过个人视角来探索人类联系的深层意义，每个故事都从不同的角度和时间点出发，阐明即使在我们看似最孤立的时刻、在最截然不同的情况下，我们都是通过人类的经历联系在一起的。
最后，返回故乡的延羽与伙伴们努力抗争，感动了故乡的人民，终于阻止了希特只要科技不要环保的破坏行为。
《新舞林大会》告别了单调常规的赛制，采用全新原创的“连续剧剧情式”赛制，致力于给观众呈现一场更有悬念的视觉盛宴。《新舞林大会》将对舞者全面开放所有舞种，明星可以任选街舞、国标舞、现代舞、当代舞、民族舞、组合舞等多种表现形式，观众将有机会看到明星尝试百变舞风。
Changes in the body: actions begin and gradually become more and more difficult, the body feels heavier and heavier, and the movements become slower and slower; Loss of appetite, the body no longer seems to need energy from food, and everything is "not delicious", even the once favorite delicacy. As a result, you will lose weight.
Ab26776ab91b45ce9682e8bb6c522ba1
UK: 31,000
刘邦知道张良是有所指的，低声道：子房先生的意思是河北？是的。
In 2012, when Osaka Weaving House opened its first store in a shopping center in a prosperous area, it attracted many customers with its young and fashionable positioning, outstanding Japanese style and the rare form of collection stores at that time.
针对6-9岁的儿童制定的英语课程。
革离出奇制胜，令赵军无功而返，后为应付赵军随时而来的庞大攻击，又亲自练兵制造无数特别兵器，梁城上下对其无不折服，更得到逸悦将军（范冰冰）的爱慕，然而，杀气也在此时降临他的四周。
商人终究是要说事的，他当即帮章溪蒨开口道：徐先生，刚刚不少五大三粗的人围过来，想买了溪蒨。
：岩合光昭の猫步走世界~新西兰篇
海青镇凤凰村年轻的大学生刘全发，为了改变家乡的贫穷面貌，立志要带领村民创业致富。全发的父亲刘小财（丧偶）不愿儿子当这个穷村官，极力阻拦。全发和女友高玲携手创业，刘小财和高玲的母亲张翠兰（丧偶）拼力阻挡。全发在女友高玲的支持下，大刀阔斧的整治村容村貌，招商引资，经过种种误会和坎坷仍矢志不渝，半仙和翠兰在俩年轻人的引导说服下，也认识到了自己的错误，转而大力支持他们创业。最后，全发在李镇长的支持下，招商引进了绿色茶园项目和绿色农业项目，凤凰村终于富裕了。父母和儿女以及其他几对恋人举行了集体婚礼，携手继续开创更美好的生活。
But we didn't realize it until the first big mouse emerged from the trench of the position. The big rats under the "earth beam" are only a few that dig shallow holes. Most of the deep digging is simply not visible from the surface, This is what I said just now. If you dig shallow, you can barely hit it. You can't see it deep, There is no way out, At last this thing was dug up and emerged directly from the trench wall. Then don't even shake the soil on your body, Bite at the sight of men, As the number of drillings grows, In the end, there were several times more rats than people in the position. Forming a situation of several besieging a soldier, Seeing the urgency of the situation, But 'the lame man caught up with the uneven road' (this is a folk proverb, meaning to make things worse, the house leaks when it rains at night), The big wasps that were repelled for the first time launched another attack, or from the left and right wings, in your words, this also formed the "open space" to cooperate in the battle. It is very strange that the big wasps did not attack the big rats on the ground at one time, but only stung people. They are obviously "a group" of dogs. Alas, then we will fight too badly. " Zhang Xiaobo said with a long sigh here, and I couldn't help but be surprised. This big mouse can dig out more than 100 meters of passages underground in more than half an hour. How fast is this? That's a speed of more than 30 centimeters per minute. Although it is said that the soil on the southern border is softer and no harder than that in the north, it can dig more than 30 centimeters per minute. This speed is really staggering.
同治三年（公元1864）太平天国作乱，福建省骠骑将军林文豪连年争战杀场，趁着回台空隙探望妻儿，不料竟撞见其妻宝霞因不耐长年忍受丈夫不在身边的孤独，决心与文豪多年好友朱士贵私奔，林文豪几经挣扎，决定放宝霞走，往后孤独一人带着女儿林玉环在战场上杀长毛军报效国家。
比拉尔梦想着去英国，在通过卡车偷渡失败之后他开始学习游泳，并结识了法国人西蒙。西蒙是游泳馆里的游泳教练，他被比拉尔的认真劲儿吸引，并逐渐对这个年青人产生好感。当西蒙得知比拉尔学习游泳是为了穿越拉芒什海峡时他曾试图劝阻，可是当他得知比拉尔去英国是为了见到女友米娜时，正在办理离婚手续的西蒙竟然决定帮助他...
在基地村酒馆里，俊英是女招待的儿子，对于经常被男人抱、以卖笑为生的母亲深感憎恶。俊英唯一的玩伴是与许香之情同手足的好友黄敏京的女儿华贞。小一岁的华贞好似俊英的影子一样，然而俊英对华贞却始终当作普通朋友……
