hour23_2.txt

来自「《24学时精通c++》的随书源码的下半部分。欢迎下载学习。」· 文本 代码 · 共 8 行

There is no real "solution" to this exercise...  

You will see that there are loads of classes available to help
you develop programs. These are common requirements in most 
systems, so why should you have to write them from scratch
yourself?  The compiler includes them!