在解数列问题时,根据问题的结构和特点,往往将问题分为不同种类,然后逐类研究,从而达到解决问题的目的,这一思想方法称为分类讨论的思想方法.下面结合例题介绍分类讨论思想在解数列问题中的应用,供大家参考. In solving the sequence of questions, according to the structure and characteristics of the problem, the problem is often divided into different categories, and then by type of research, so as to achieve the purpose of solving the problem, this method of thinking called classification method of thinking the following combination of examples to introduce classification Discussion on the application of the problem in solving the series, for your reference.