生成指定数量的字符
..................\Debug
..................\.....\RandomNumber.exe
..................\.....\RandomNumber.ilk
..................\.....\RandomNumber.obj
..................\.....\RandomNumber.pch
..................\.....\RandomNumber.pdb
..................\.....\RandomNumber.res
..................\.....\RandomNumberDlg.obj
..................\.....\StdAfx.obj
..................\.....\vc60.idb
..................\.....\vc60.pdb
..................\RandomNumber.aps
..................\RandomNumber.cpp
..................\RandomNumber.dsp
..................\RandomNumber.dsw
..................\RandomNumber.h
..................\RandomNumber.ncb
..................\RandomNumber.opt
..................\RandomNumber.plg
..................\RandomNumber.rc
..................\RandomNumberDlg.cpp
..................\RandomNumberDlg.h
..................\ReadMe.txt
..................\Release
..................\.......\RandomNumber.exe
..................\.......\RandomNumber.obj
..................\.......\RandomNumber.pch
..................\.......\RandomNumber.res
..................\.......\RandomNumberDlg.obj
..................\.......\StdAfx.obj
..................\.......\vc60.idb
..................\res

..................\...\RandomNumber.rc2
..................\Resource.h
..................\StdAfx.cpp
..................\StdAfx.h