@echo off&setlocal enabledelayedexpansion
if exist tmp rd /s /q tmp
md tmp
for /f "delims=" %%a in ('dir /a-d /b /s') do (
    set "str=%%~ta"&set "year=!str:~,4!"&set "month=!str:~5,2!"&set "day=!str:~8,2!"
    if not exist tmp\!year!\!month!\!day! md tmp\!year!\!month!\!day!
    set "str=%%~na"
    for /l %%b in (1,1,10) do (
        if exist "tmp\!year!\!month!\!day!\!str!%%~xa" (
           if %%b neq 1 set "str=!str:~,-2!"
           set "str=!str!-%%b"
        )
    )
    copy /y "%%a" "tmp\!year!\!month!\!day!\!str!%%~xa"
)
start tmp
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