Is to define a main method calculate in the AbstractCalculator class, calculate () calls spilt (), etc. Plus and Minus inherit the AbstractCalculator class respectively, and implement the call to subclasses through the call to AbstractCalculator, see the following example:
见黎章英姿勃发的样子，她忽然心中一动，问他道：黎将军，若是到时候你真的第二次捉到了那个南雀公主，难道要践行誓言，纳她为妾？黎章已经恢复了常态，嬉笑道：这个么？让我好好想想。
如今唯一的期盼的，就是他发现异常，尽早撤兵……王离全军覆没，虽说麾下还有二十万人，但章邯很清楚，已经没有机会了。
Keep your name, keep your name and look at it slowly.
托马斯（迪伦·欧布莱恩 Dylan O'Brien 饰）、米诺（李基弘 Ki Hong Lee 饰）一行人被带到一座神秘的庇护所，这个机构由表里不一的詹森（艾丹·吉伦 Aidan Gillen 饰）所管理，詹森为他们提供安稳且舒适的环境，并下令让幽地斗士们在医疗实验室中接受一连串的测试，詹森向托马斯保证将会把他们送到更加安全的保护区与其他对“闪焰症病毒”免疫的年轻人一同居住。察觉事有蹊跷的托马斯决定再次带领他的伙伴们逃出詹森的掌控，然而等待他们的，却是比迷宫更加危险的焦土。
悍娇虎（凯瑞·华格伦 配音）少女时候跟着师傅（达斯汀·霍夫曼 配音）辛苦练功，却始终无法得到师傅的认可。终于有一天，强敌野猪来袭，打败了一众高手，几乎无人能敌。混血大师被击败后来到翡翠宫找师傅，希望师傅能阻止野猪，于是师傅答应接受挑战。可是就在比武的前几天，师傅因为吃了阿波（杰克·布莱克 配音）做的饭而食物中毒无法应战，无奈之下指派悍娇虎带着卷轴去寻找神奇四侠，一连串的巧合之下，悍娇虎带回了快螳螂等人，自此故事发生了逆转……
"I see, you said the most difficult moment should be the 20 minutes of gun group transfer fire? So in essence, the reason for the fire gap is not that the artillery group has no ammunition, but that the ammunition is used elsewhere, that is, in the task of annihilating the sudden appearance of the Vietnamese artillery group, so during this period of time, you can only rely on yourself to resist the Vietnamese attack, right? "I said.
没事。
小春野白绢、凤薇薇安、诸星つぽみ虽然年龄不大，却拥有神奇的变身能力，可以变身为普通人20倍大的巨大战士，为保护东京与疯狂的怪兽们展开战斗。她们每次变身的时间只有3分钟，但就是在这短短的３分钟内，她们往往可以轻易的击败对手，及时制止罪案的发生……
也是想要助你一臂之力。
Statement: Forwarding on behalf of friends does not represent the objective point of this blog.
2. 2. Legal Research
角落里，小灰也荣幸地用碗装饭菜吃了，边吃边看向桌子那边，狗眼里流露出疑惑神情：明明就是玉米，咋都喊苞谷哩？(未完待续。
"This T-shirt is quite beautiful. Buy it. This skirt looks good. Buy it. This bag is also good. Buy it."
兮何年间，数万田氏族人生活的棕野岛邪恶势力横行。游侠林羽（刘衍辰 饰）听闻此事，毅然决定回到岛上平定动乱，解救曾对他有恩的田氏家族。途中，林羽偶遇身份不明的神秘女子宇露（沈雨 饰）。原来，宇露本是发起动乱的谋士高净（郭震 饰）派来迷惑林羽的，却在相处中看清孰善孰恶，并渐渐爱上林羽。一路走来，林羽遭遇各种伏击暗杀，宇露为保护林羽，差点被杀死，面冷心热的林羽渐渐被感动。最后，林羽在宇露的帮助下，经历重重机关，制服高净，田氏一族最终得救。
对口凤凰村的烟霞市援建单位在重建过程中，与当地村民同呼吸共命运，凤凰村得到了重生。
It is a strong desire to change. I will print the embarrassing pictures I have encountered in my mind and spur myself. I will also put into my mind the attractive pictures of others on the stage, which is what I dream of. When you want to give up and be lazy, take out these pictures to inspire yourself.
若他无事，咱们这样疑心人，就太过了。
