在编程语言中，应该使用数组来表示与一个用户相关联的文件。

In a programming language, you would use an array to represent the files associated with a user.

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某些语言的数组下标从0开始，而其它的则是从1开始。

Some languages start array indexes at 0 and others at 1.

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它定义了描述字符串、变长数组以及类似的结构体的语言。

It defines language to describe strings, variable-length arrays, and similar structures.

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It's not true, by the way, of all programming languages. In fact, Professor Guttag already talked about that, in some languages lists take a time linear with the length to get to it.

顺便说一句这在大部分，编程语言中做不到，实际上Guttag教授已经说过这一点了，在一些语言中取得数组,要花费时间是线性长度的。

麻省理工公开课 - 计算机科学及编程导论课程节选