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16… … … …According to this theory, it is also very important who takes the lead, Batman or Hero. If the hero restrains the opponent's batman and takes the lead, he may be able to directly cross the threshold.该剧以十四年抗战为背景，讲述了宋地下党人烟桥寻找传奇英雄颜红光，并最终成长为“颜红光”，带领各路爱国者奋勇抗敌的故事板栗脸一沉，道：这件玉鲤我送给你们黄瓜哥哥了。If I were to implement a pizza ordering system, I would definitely write the code like this, because this kind of code can be written subconsciously without consuming our brains. However, take a closer look at this code: the purpose of this method is to order pizza. However, the code for ordering pizza also needs knowledge about the production of pizza. This method must know all pizza. Worse still, if the types of pizza are to be expanded or pizza with poor sales volume are to be deleted in the future, then the code for ordering pizza will be modified. It looks very bad and should be revised. Our first step must be to separate the code for producing Pizza from the code for ordering pizza, because you should not let the code for ordering Pizza know the logic for producing pizza, but should hand over the logic for producing Pizza to a special type. In this way, we can cope with future changes-if we want to add or delete pizza, we can directly modify the producer of pizza without affecting the logic of ordering pizza.自己则拉着徐文长往所里赶。