大数阶乘
........\chain.cpp
........\chain.dsp
........\chain.dsw
........\chain.h
........\chain.ncb
........\chain.opt
........\chain.plg
........\cnode.h
........\Debug
........\.....\chain.exe
........\.....\chain.ilk
........\.....\chain.obj
........\.....\chain.pch
........\.....\chain.pdb
........\.....\vc60.idb
........\.....\vc60.pdb
........\Exe_2.dsp
........\Exe_2.dsw
........\Exe_2.ncb
........\Exe_2.opt
........\Exe_2.plg
........\xcept.h