I follow the execution process of this small program: first, I take exp and "\ +" as parameters, call the calculation (String, String) method in the AbstractCalculator class, call split () of the same kind in the calculation (String, String), then call the calculation (int, int) method, enter the subclass from this method, after executing return num1 + num2, return the value to the AbstractCalculator class, assign it to result, and print it out. This just verifies our thinking at the beginning.
天娜本是一个普通女孩，直到有一天学校的风云校草杰站在她面前，向她表白，并带她来到一家时空影碟店。然而在回家的路上，杰却突然失踪，天娜从小一直佩戴的项链也同时消失不见，只留下一张“游戏开始”的卡片。为了找到杰及失踪的项链，天娜在号称她的执事的神秘男子羽早川的带领下，开始一段奇妙旅程，穿梭于不同的异能空间中，收集具有不同能力的执事指血，冲破重重障碍和关卡。可当她找到杰和项链，以为解开一切谜团时，却不知道，真正的游戏才刚刚开始……
4 影子王国
For the first-class qualification certificate of the fire safety assessment institution to be issued, the fire control institution of the provincial public security organ shall complete the examination within 20 days from the date of accepting the application, and submit the examination opinions and application materials to the fire department of the Ministry of Public Security. The Fire Department of the Ministry of Public Security shall complete the review within 10 days from the date of receiving the review opinions.
天地间，似乎只有他俩相依为命。
讲述了比起麻烦的恋爱更喜欢一个人独处、人生悠闲自得的女性产业医师觉到孤独和焦躁，担心“如此下去或许一辈子只能一个人”，于是开始笨拙的追爱故事。
(Update 11.22)
一名妇女为寻找失踪妹妹的下落而苦苦挣扎。这必须与机构的疏忽、孤独的偏见和媒体的骚扰作斗争。
胡宗宪脸上并无过多的表情，只随手扬起一张文书在何永强眼前匆匆一晃：通倭卖国，证据确凿。
这什么玩意？哪来的垃圾网站？天启果然被盗号了。
围绕着正祖，僻派、时派与文人帮势力为各自的理想而战斗着。受伤的张寅衡将苏香菲拜托给了若镛后，杀进敌营。正祖在惠庆宫洪氏处听到有关思悼世子之死的惊人的秘密……园幸即将结束，他们的目的会达成吗？
1. Take a one-meter-long network cable and bend it back and forth for at least 20 rounds. Then pull it properly, and it doesn't matter if it is slightly stronger. Then install crystal heads at both ends of the network cable to see if the network cable can be used. If it cannot be used, then the network cable does not meet the standard in general, unless you pull it too hard.
Aunt Wang stamped her feet in regret: "I would have bought the genuine product if I had known it." This is the thinking of the poor-ignoring the "iceberg cost". What is iceberg cost? Even the visible cost is often only a very small part. The greater cost is hidden under invisible water.
Even newcomers who have never used this software can successfully own DAEMON as long as they carefully read the pop-up prompt and continue.
(3) Battlefield
“故事发生在九州，一个聪明的贼（王大陆饰）、一个尽职的捕快（张天爱饰）和一个单纯的王子（盛冠森饰），一次偶然的相遇。三个人有着各自不同的目的，互相不信任，却不得不共同进入一段奇特的旅行。在旅行中，三个人都从对方的身上找到了友谊和爱，最终阻止一次毁灭世界的阴谋。”
打算徒步走遍全国的男孩高飞旅途中迷了路，误入一个在地图上根本找不到的城市——“篮球部落”，篮球热潮在这个城市弥漫，所有人都在打球、赛球、看球、谈球。高飞无意中显露出过人的弹跳和反应，被认为是最有希望的新星而遭到各大球队争抢，高飞狼狈逃窜，被篮球酒吧的厨师叶雯救下。篮球部落第一高手风雪新为了追求女孩罗敏敏，冒天下之大不韪离开效力多年的东方不败球队，而投奔由罗敏敏组织的新空气队，在篮球部落引起轩然大波。风雪新来酒吧退还从未谋面的叶雯写给他的情书和礼物，让叶雯很受伤。本打算离开此地继续旅行的高飞顾及叶雯的情绪，暂时留了下来……
小苞谷大嚼羊肉，紫茄拦住不许他多吃，怕他吃坏了肠胃，煞费苦心地在周围找了些野菜草根熬水给他喝。
