遍历文件夹并建成目录树\Debug\FileTree.bsc
......................\.....\FileTree.exe
......................\.....\FileTree.ilk
......................\.....\FileTree.obj
......................\.....\FileTree.pch
......................\.....\FileTree.pdb
......................\.....\FileTree.res
......................\.....\FileTree.sbr
......................\.....\FileTreeDlg.obj
......................\.....\FileTreeDlg.sbr
......................\.....\StdAfx.obj
......................\.....\StdAfx.sbr
......................\.....\vc60.idb
......................\.....\vc60.pdb
......................\FileTree.aps
......................\FileTree.clw
......................\FileTree.cpp
......................\FileTree.dsp
......................\FileTree.dsw
......................\FileTree.h
......................\FileTree.ncb
......................\FileTree.opt
......................\FileTree.plg
......................\FileTree.rc
......................\FileTreeDlg.cpp
......................\FileTreeDlg.h
......................\res\FileTree.ico
......................\...\FileTree.rc2
......................\...\kebiao.ico
......................\Resource.h
......................\StdAfx.cpp
......................\StdAfx.h
......................\成绩表\C语言\计算机01－1.txt
......................\......\.....\计算机01－2.txt
......................\......\.....\计算机01－3.txt
......................\......\VC程序设计\计算机\计算机01－1.txt
......................\......\..........\......\计算机01－2.txt
......................\......\..........\......\计算机01－3.txt
......................\......\..........\......\计算机01－4.txt
......................\......\..........\......\计算机01－5.txt
......................\......\..........\......\计算机01－6.txt
......................\......\数学\计算机01－1.txt
......................\......\....\计算机01－2.txt
......................\......\....\计算机01－3.txt
......................\......\英语\计算机01－1.txt
......................\......\....\计算机01－2.txt
......................\......\....\计算机01－3.txt
......................\......\计算机基础\计算机01－1.txt
......................\......\..........\计算机01－2.txt
......................\......\..........\计算机01－3.txt
......................\......\VC程序设计\信息
......................\......\..........\计算机
......................\......\C语言
......................\......\VC程序设计
......................\......\数学
......................\......\英语
......................\......\计算机基础
......................\Debug
......................\res
......................\成绩表
遍历文件夹并建成目录树