0 REM PROGRAM 2›10 GRAPHICS 0›20 FOR LOOP=1 TO 20›30 ? "LEFT"›40 NEXT LOOP›50 FOR PAUSE=1 TO 500:NEXT PAUSE›60 ? CHR$(125)›70 FOR LOOP=1 TO 20›80 ? "LEFT"›90 POKE 88,PEEK(88)+1›100 NEXT LOOP›110 GOTO 110›