fourcal .......\data.txt .......\Debug .......\.....\fourcal.exe .......\.....\fourcal.ilk .......\.....\fourcal.obj .......\.....\fourcal.pch .......\.....\fourcal.pdb .......\.....\vc60.idb .......\.....\vc60.pdb .......\fourcal.cpp .......\fourcal.dsp .......\fourcal.dsw .......\fourcal.ncb .......\fourcal.opt .......\fourcal.plg