ttt ...\Debug ...\.....\ttt.exe ...\.....\ttt.ilk ...\.....\ttt.pch ...\.....\ttt.pdb ...\.....\vc60.idb ...\.....\vc60.pdb ...\Ping.h ...\ta.cpp ...\ttt.dsp ...\ttt.dsw ...\ttt.ncb ...\ttt.opt ...\ttt.plg