C language book on the subject, but I can not make come.

一道C语言书上的题目，我却做不出来了。麻烦大家给看一下。

youdao

C language book on the subject, but I can not make come.

一道C语言书上的题目，我却做不出来了。麻烦大家给看一下。

youdao