[Iska]

Код:

@echo off
setlocal enableextensions enabledelayedexpansion

set sRootFolder=c:\temp\folder
set sSubFolder=

if exist "%sRootFolder%\." (
	for /f "usebackq delims=" %%i in (
		`2^>nul dir /b /a:d /o:-n "%sRootFolder%\*.*"`
	) do set sSubFolder=%%~i

	if defined sSubFolder (
		echo [!sSubFolder!].
	) else (
		echo Can't find any subfolders in root folder [%sRootFolder%].
		exit /b 2
	)
) else (
	echo Can't find root folder [%sRootFolder%].
	exit /b 1
)

endlocal
exit /b 0