use expressions stack judgment about whether the scratch, including that Stack matching some basic operations such as stack up into stacks

Packet : 357098dhs.rar filelist
dhs
dhs\dhs.dsw
dhs\dhs.ncb
dhs\Debug
dhs\1.cpp
dhs\dhs.plg
dhs\Output - 编译.txt
dhs\dhs.opt
dhs\dhs.dsp

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