:: d2b.cmd
@call dec2x.cmd 2 32 %1 %2
@if %2.==. echo %$%
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:: dec2x.cmd
@ECHO %#debug% off
:d2x <进制=2 8 16> <多少位> <数字> <返回>
SETLOCAL ENABLEDELAYEDEXPANSION
set /a "p=%1-1,x=(p-1)/3+^!(%1&16),d=%3,lp=%2"
set m=0123456789ABCDEF&set h=
for /L %%: in (1,1,%lp%)do set/a"t=d&p,d>>=x"&Set h=$m:~!t!,1$!h!
for %%a in ("%h:$=!%")do endlocal&Set $%4=%%~a
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:: d2h.cmd
@call dec2x 16 8 %1 %2
@if %2.==. echo %$%
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:: d2o.cmd
@call dec2x 8 11 %1 %2
@if %2.==. echo %$%
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