5 PRINT"[147]BITTE <C=>+<LEFT-SHIFT>+<RETURN>+<F1>   DRUECKEN!"
10 POKE56334,0:POKE56320,PEEK(56320)AND(255-2^7-2^1-2^0)
20 IFPEEK(56321)=(255-2^5-2^7-2^1-2^4)THEN40
30 GOTO20
40 POKE56334,1:PRINT"OK!"