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GW-BASIC | 1980-01-01 | 398 b | 21 lines |
- 10 ' In-Out
- 20 GOSUB 65501
- 30 SCREEN 1
- 40 FOR I=3 TO 7
- 50 FOR J=2 TO 6
- 60 FOR S=0 TO 3
- 70 FOR R=0 TO 3
- 80 COLOR R*S+1,S
- 90 A=0: B=319: C=0: D=199
- 100 LINE (A,C)-(B,D),R,B
- 110 A=A+J: B=B-J: C=C+I: D=D-I
- 120 IF A<320 AND C<200 THEN 100
- 130 NEXT R,S
- 135 BEEP
- 140 NEXT J,I
- 150 GOTO 40
- 65501 KEY OFF: CLS
- 65502 WIDTH 80: DEF SEG=0: A=PEEK(&H410): POKE &H410,(A AND &HCF) OR &H20
- 65503 WIDTH 40: SCREEN 1: SCREEN 0: LOCATE ,,1,6,7
- 65504 RETURN
-