10 KEY
100 PEN
110 IF
120 INK
130 LOCATE
20 HOME
30 LOCATE
35 GOSUB
40 PEN
45 GOSUB
50 PEN
51 PRINT
52 PRINT
53 PRINT
54 PRINT
55 GOSUB
60 PEN
65 GOSUB
70 PEN
79 GOSUB
80 PEN
90 RUN
999 GOTO