ping ....\Debug ....\.....\ping.exe ....\.....\ping.ilk ....\.....\ping.obj ....\.....\ping.pch ....\.....\ping.pdb ....\.....\vc60.idb ....\.....\vc60.pdb ....\ping.c ....\ping.dsp ....\ping.dsw ....\ping.ncb ....\ping.opt ....\ping.plg ....\说明.txt