随机数
......\Debug
......\.....\main.obj
......\.....\vc60.pdb
......\.....\xiaoqian.exe
......\.....\xiaoqian.pdb
......\main.cpp
......\xiaoqian.dsp
......\xiaoqian.dsw
......\xiaoqian.ncb
......\xiaoqian.opt
......\xiaoqian.plg