10 POKE53281,0:POKE53280,0:PRINT"[147]"
20 IFA=0THENA=1:LOAD"16",8,1
30 IFA=1THENA=2:LOAD"17",8,1
40 IFA=2THENA=3:LOAD"18",8,1
50 PRINT"[144]LOAD"CHR$(34)"19"CHR$(34)",8,1":POKE198,10:POKE631,19:POKE632,13
60 PRINT"RUN:":POKE633,13:END