The Context class is a context class, and Plus and Minus are implementations for calculation respectively. The code is as follows:
一名荷兰电视台记者发现自己正在向警方、法院和媒体发起挑战，试图揭露备受争议的德文特谋杀案的真相。
小宁儿见到尹旭，奶声奶气呼喊道：爹爹，快些看弟弟。
这也是没到信息化时代的最大好处，别人没法确定你文书的真假，唯一验证的方式就是派个使者去北京问，去仨月回仨月，搞不好回来的时候已经国之不存了。
国术，强民强国强种。
Rolling shutter
两个孩子在野外目睹一起可怕的谋杀案后，一次充满乐趣的周末露营之旅变成了一场为生存而战的绝望斗争。他们不仅要忍受恶劣的环境和凶猛的野生动物，而且还必须在杀手找到他们之前，逃离到安全的地方。
Observer2 has received!
我觉得，要是黄瓜换上女娃儿衣裳，那就跟蝉儿妹妹不差啥了。
郑氏见婆婆额头磕破了皮，忍不住腹诽：几块点心就感激成这样？咱家可是被抄了多少银子去了，也不知能买多少点心呢。
Then he waited long enough to forget not only how the sentences in the original article were worded, but also the order of those words.
又抬头对吴姨娘，你脸色也丰润了。
南方边境某省最南端的边陲小镇。四周山峦围绕，一条公路通往繁华世界……马山在这个雾气飘渺的小镇上长大，参军，参战，负伤，退伍，结婚，生子……随后如愿地当上了一名小镇民警。马山有一支手枪，但是从来没有用过；但是马山知道，小镇因他和他的枪而安宁平和。但是一天早晨，他醒来的时候，枪不翼而飞了！面对着空空如野的枪套，马山的神经几乎崩溃。因为他知道，枪里装着三颗子弹……马山同样知道：偷枪的人，是要杀人的！马山如同一个焦虑的幽灵走遍了镇上的每一个角落，用目光机警地审视着身边的每一个人。一夜之间，小镇上所有的人都成了马山怀疑的对象！一夜之间，马山原本以为熟悉不过的小镇突然陌生了，并逐渐变幻成为一个危机四伏的陷井，显现出诡异危险的气息！小镇上的每一个人似乎都有偷枪的动机，每个人似乎都在拼命地对马山隐瞒着什么，甚
1+1的派对
Attributes of Intent are: component, action, category, data, type, extras, flags; All the attributes also show their magic powers to meet the various needs of developers and meet different scenes.
在成泰经常性介入他们的日常生意下，草虹能否将她的真实身份对他保密呢？
1. Open the desktop of the mobile phone and click to enter the setting interface;
**Infusum infusion
This time, the handwriting of the interface is undoubtedly one of the most striking events in the industry this year. Many people's circle of friends has been swept by the incident. In the media group, the winners of the award, such as interface reporter Liu Xiangnan, have received congratulations and it is estimated that many red envelopes have also been given.
