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GW-BASIC | 1980-01-01 | 384 b | 13 lines |
- 10 '**********************************
- 20 '** GRAPH02 **
- 30 '**********************************
- 40 SCREEN 1:KEY OFF:CLS
- 50 A=1:B=100:C=319:D=100
- 60 LINE (A,100)-(160,B)
- 70 LINE -(C,100)
- 80 LINE -(160,D)
- 90 LINE -(A,100)
- 100 A=A+8:B=B+5:C=C-8:D=D-5
- 110 IF C<0 THEN 120 ELSE 60
- 120 GOTO 120
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