@echo off
set /p "src=请输入源文件夹地址："
set "s=%src:"=%"
if "%s:~-1,1%" == "\" set "s=%s:~0,-1%"
for /r "%s%" %%i in (*.*) do (
   echo "%%~nxi"|find "%%" >nul && (
      set "t=%%i"
      set "n=%%~nxi"
      call:e   
   )
)
pause



for /f "delims=" %%i in ('dir "%s%" /b /ad /s^|sort /r /+300') do (
   echo "%%~nxi"|find "%%" >nul && (
      set "t=%%i"
      set "n=%%~nxi"
      call:e  
   )
)
pause & exit
:e
setlocal enabledelayedexpansion
set m=!n:%%=#!
echo 重命名"!t!"
ren "!t!" "!m!"
endlocal
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