画圆
....\Circle.cpp
....\Circle.dsp
....\Circle.dsw
....\Circle.ncb
....\Circle.opt
....\Circle.plg
....\Debug
....\.....\Circle.exe
....\.....\Circle.ilk
....\.....\Circle.obj
....\.....\Circle.pch
....\.....\Circle.pdb
....\.....\vc60.idb
....\.....\vc60.pdb
....\.....\画圆.exe
....\.....\画圆.ilk
....\.....\画圆.pch
....\.....\画圆.pdb
....\画圆.dsp
....\画圆.dsw
....\画圆.ncb
....\画圆.opt
....\画圆.plg