flashercs

@echo off&setlocal enabledelayedexpansion
set m=1000
set "tmpFile=%temp%\$%random%.tmp"
for /f "delims=" %%i in (all.txt) do set /a n+=1&set #!n!=%%i
for /f "delims=" %%i in ('dir /b /a-d *.txt ^| findstr /ivx "all\.txt"') do (
    copy /y nul "%tmpFile%"
    (for /l %%a in (1 1 10) do (
        set /a n=!random!%%m+1
        for %%b in (!n!) do echo !#%%b!
    ))>>"%tmpFile%"
    copy /y /b "%tmpFile%"+"%%i" "%tmpFile%"
    copy /y "%tmpFile%" "%%i"
)
del /f /q "%tmpFile%"
pause
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flashercs

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