[Iska]

Код:

@echo off
setlocal enableextensions enabledelayedexpansion

set /a lCount = 0

for /f "delims=*" %%i in ('dir /b /s "remont\*.jpg"') do (
	set /a lCount += 1
	ren "%%i" "image!lCount!%%~xi"
)

endlocal
exit /b 0