went

用javascript,方便不易出错

@echo off
set "MAC=F825A3BCF203"
call :HexCalc  %MAC% +1 result
echo %result%
pause&exit

:HexCalc
set "code=mshta "javascript:new ActiveXObject("Scripting.FileSystemObject").GetStandardStream(1).WriteLine((parseInt('%~1',16)%2).toString(16).toUpperCase());window.close();""
for /f "delims=" %%i in ('%code%') do set "%~3=%%i"
goto :eof
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