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We know that computers can be used for work, study, entertainment, etc. In addition to the necessary computer hardware, software is also needed. Usually, we call a computer with only hardware but no software "bare metal", which cannot do any meaningful work. At present, software can be divided into two categories according to its use: system software and application software. System software is a program designed for computer systems to efficiently use and manage computer software and hardware resources and support the operation of application software. Such as operating systems, programming languages and language processing programs, network system software, system service programs, etc. Among them, Windows operating system is what we often use. Application software is a variety of programs that are user-oriented and written to solve practical problems. It can be written by users themselves or purchased. For example, office XP, Photoshop, Red Alert and so on, which we often use.副千户起身道，只是苦了老丁啊，一个月饷钱没了。女王气质的陈果，呆萌的技术宅李四明，加上“阳光男神”白宇和“中二少女”菲菲，性格迥然不同的奇葩组合，却成了专业解决顾客情感问题的最佳拍档！8-11 Constant Magician: Modify the program you wrote to complete Exercise 8-10 and pass a copy of the magician list to the function make _ great () when calling it. Since you do not want to modify the original list, return to the modified list and store it in another list. Use these two lists to call show_magicians () to make sure that one list contains the original magician's name and the other contains the magician's name with the word "the Great" added.//Triggers a delegate via its static method, Invoke青山为人憨实，于情字上还是混沌一片，见二人这般，纳闷地问道：你干啥不直接掰了给她，这么费事折腾？李敬文听了张口结舌，无可辩驳，脸却红透了。Once dry, the green becomes very alive.