program
.......\011.txt
.......\012.txt
.......\021.txt
.......\022.txt
.......\031.txt
.......\032.txt
.......\041.txt
.......\042.txt
.......\051.txt
.......\052.txt
.......\1.cpp
.......\airline.txt
.......\Debug
.......\.....\011.txt
.......\.....\1.obj
.......\.....\1.sbr
.......\.....\airline.txt
.......\.....\program.bsc
.......\.....\program.exe
.......\.....\program.ilk
.......\.....\program.pch
.......\.....\program.pdb
.......\.....\vc60.idb
.......\.....\vc60.pdb
.......\program.dsp
.......\program.dsw
.......\program.ncb
.......\program.opt
.......\program.plg