@echo off
if "%1"=="/?" (
	echo Usage: %0 "directory"
	exit /B
)
if "%1"=="" (
	echo Error!
	echo Usage: %0 "directory"
	echo Usage: %0 "/?"
	echo Usage: %0 "help"
	exit /B
)
if "%1"=="help" (
	echo This programm converts each file in folders and subfolders to cp866 encode
	exit /B rem что это делает
) else (
	if exist "%1" (
			for /r %1 %%f in (*.txt) do (
				iconv -f cp866 -t utf-8 "%%f" > %%f-utf-8
				type %%f-utf-8 > %%f
				del /f %%f-utf-8
)
) else (
	echo Directory does not exist
)
)