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At this time, the crew of the Changsheng already knew that the people who boarded the ship were not customs border guards, but pirates who came to rob. 　　　　转眼几十年过去了，立生在一路成长进步的道路上，始终铭记当年的誓言，尽心竭力地为群众做了不少的好事，得到了群众的拥护和爱戴，也得到了组织的重用和提拔。当上交通局长后，立生把年迈的父亲接进了城里，希望父亲能在县城颐养天年。父亲刚来那一阵子，为承包环城公路标段的建筑商就开始络绎不绝的登门拜访，无一例外的是，都打着看望老爷子的名义。One problem with the factory method pattern is that the creation of the class depends on the factory class, that is to say, if you want to expand the program, you must modify the factory class, which violates the closure principle. Therefore, from the design point of view, there are certain problems, how to solve them? We use the abstract factory mode to create multiple factory classes, so that once new functions need to be added, we can directly add new factory classes without modifying the previous code. Because the abstract factory is not very easy to understand, let's look at the diagram first, and then it is easier to understand with the code.This factory has been in operation for eight years since 2004. According to incomplete statistics, there are more than 10 new cancer cases a year in Shaner Village, which has a population of only 3,000 each year. This number is still increasing every year, and there is a trend of getting younger and younger! No one knows who will turn to the "next batch" and who will turn to himself. Family? Relatives and friends? No one dares to think about it.　　村民们对于名人的到来欣喜若狂。有些人认定丹尼尔笔下的人物就是他们自己，对这位作家发出各种请求。根据安...