这是计算阶乘的例子，很多这样的例子，这是在高质量c书上的-this program talk about the math question ,such as ! ,you can see it

c++ STL程序员开发指南，从程序员的角度出发，讲述C++高级编程技术，然后讲述C++标准库，最后讲述STL技术-c++ STL Programmer Developer' s Guide, from the programmer' s point of view, about the C++ advanced programming techniques, and then talk about C++ standard library, the last about the S

Advanced Banking System in C++ This system will teach you how to draw some simple 2D shapes and how to make a Progress bar in C++. This system can further accommodate any number of accounts. I commented the codes for easy understanding of the be