滚动条\ch4_ex4_2.cpp
......\ch4_ex4_2.dsp
......\ch4_ex4_2.dsw
......\ch4_ex4_2.ncb
......\ch4_ex4_2.opt
......\ch4_ex4_2.plg
......\Debug\ch4_ex4_2.exe
......\.....\ch4_ex4_2.ilk
......\.....\ch4_ex4_2.obj
......\.....\ch4_ex4_2.pch
......\.....\ch4_ex4_2.pdb
......\.....\vc60.idb
......\.....\vc60.pdb
......\Debug
滚动条