@echo off
setlocal enabledelayedexpansion
set "op=echo"
:a
set /a a=1
for /f "tokens=*" %%a in ('type name.x') do (
if !a! lss 10 (set x=0!a!) else (set x=!a!)
%op% ren "!x! 曲目 !a!.wma" %%a.wma
set /a a+=1
)
if "%op%"=="echo" (
echo,are you sure ?
pause
set "op="
goto :a
)
exit