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- 0' THIS PROGRAM IS CALLED ROD, AUTHOR UNKNOWN
- 2 KEY OFF
- 3 ON ERROR GOTO 1000
- 5 CLS
- 10 SCREEN 1,0
- 20 FOR W=3 TO 50
- 30 FOR I=1 TO 19
- 40 FOR J=0 TO 19
- 50 K=I+J
- 55 IX=I*8
- 60 IX8=IX+8
- 70 IY=I*5
- 80 KX=K*8
- 90 KY=K*5
- 100 IY5=IY+5
- 110 KX8=KX+8
- 120 KY5=KY+5
- 130 COL= (J*3/(I+3)+I*W/12) MOD 8
- 150 COL=COL MOD 4
- 160 LINE(IX,KY)-(IX8,KY5),COL,BF
- 170 LINE(KX,IY)-(KX8,IY5),COL,BF
- 180 LINE(319-IX,199-KY)-(319-IX8,199-KY5),COL,BF
- 190 LINE(319-KX,199-IY)-(319-KX8,199-IY5),COL,BF
- 195 LINE(KX,199-IY)-(KX8,199-IY5),COL,BF
- 196 LINE(319-IX,KY)-(319-IX8,KY5),COL,BF
- 197 LINE(IX,199-KY)-(IX8,199-KY5),COL,BF
- 198 LINE(319-KX,IY)-(319-KX8,IY5),COL,BF
- 240 NEXT J,I
- 250 NEXT W
- 260 GOTO 1030
- 1000 KEY ON:CLS:RESUME 1010
- 1010 PRINT " ERROR ";ERR;" HAS OCCURED IN LINE # ";ERL
- 1020 PRINT "THIS PROGRAM REQUIRES BASICA AND THE COLOR GRAPHICS ADAPTOR "
- 1030 END