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