gistfile1.bat

@ECHO OFF
SET TPATH = "%~d0%~p0"

FOR %%A IN (a b c d e f g h i j) DO (
	mkdir "%TPATH%%%A"
	FOR %%B IN (a b c d e f g h i j) DO (
		mkdir "%TPATH%%%A\%%B"
		FOR %%C IN (a b c d e f g h i j) DO (
			mkdir "%TPATH%%%A\%%B\%%C"
			FOR %%D IN (a b c d e f g h i j) DO (
				mkdir "%TPATH%%%A\%%B\%%C\%%D"
				FOR %%E IN (a b c d e f g h i j) DO (
					mkdir "%TPATH%%%A\%%B\%%C\%%D\%%E%"
					FOR %%F IN (a b c d e f g h i j) DO (
						mkdir "%TPATH%%%A\%%B\%%C\%%D\%%E\%%F"
					)
				)
			)
		)
	)
)