10 DIM R$(2,5)
20 LET S$=CHR$ (CODE "Q"+CODE "0")
30 LET H$=CHR$ (CODE "Q"+CODE "F")
40 LET R$(1)=S$+"11R"+S$
50 LET R$(2)=S$+"B1S"+H$
60 LET B$="B"
70 LET T$="111"