表达式求值
..........\debug
..........\.....\Expression.exe
..........\.....\Expression.pdb
..........\Expression
..........\..........\Debug
..........\..........\.....\BuildLog.htm
..........\..........\.....\Expression.exe.embed.manifest
..........\..........\.....\Expression.exe.embed.manifest.res
..........\..........\.....\Expression.exe.intermediate.manifest
..........\..........\.....\mt.dep
..........\..........\.....\stack.obj
..........\..........\.....\vc80.pdb
..........\..........\Expression.vcproj
..........\..........\Expression.vcproj.MICROSOF-BA96FD.Administrator.user
..........\..........\stack.cpp
..........\..........\stack.h
..........\..........\xcept.h
..........\Expression.ncb
..........\Expression.sln