File list (Check if you may need any files):
2PFilter\2p.txt
........\2PFilter.dsp
........\2PFilter.dsw
........\2PFilter.ncb
........\2PFilter.opt
........\2PFilter.plg
........\2Pt.cpp
........\Debug\2PFilter.exe
........\.....\2PFilter.ilk
........\.....\2PFilter.pch
........\.....\2PFilter.pdb
........\.....\2Pt.obj
........\.....\vc60.idb
........\.....\vc60.pdb
........\GSNoise.h
........\Matrix.h
........\NR.txt
........\Org.txt
........\Out.h
........\ProEcho.h
........\readNR.h
........\writeNR.h
........\Y.txt
........\Debug
2PFilter