batman

@echo off&setlocal enabledelayedexpansion
set "max=mp3文件中最大的编号，你懂的。。。"
for /f "delims=" %%a in (names.txt) do set /a n+=1&set "_!n!=%%a"
set /a n=0
for /l %%a in (1,1,%max%) do (
  set /a a=%%a
  if %%a lss 10 set "a=0!a!"
  if exist "marker !a!.mp3" (
    set /a n+=1
    for %%b in (!n!) do ren "marker !a!.mp3" "!_%%b!.mp3"
  )
)
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batman

回复 16# 宫商角徵羽


    再试，已修改