Home » Archimedes archive » Acorn User » AU 1998-12.adf » Regulars » StarInfo/Grace/!LangtnAnt/!RunImage

StarInfo/Grace/!LangtnAnt/!RunImage

This website contains an archive of files for the Acorn Electron, BBC Micro, Acorn Archimedes, Commodore 16 and Commodore 64 computers, which Dominic Ford has rescued from his private collection of floppy disks and cassettes.

Some of these files were originally commercial releases in the 1980s and 1990s, but they are now widely available online. I assume that copyright over them is no longer being asserted. If you own the copyright and would like files to be removed, please contact me.

Tape/disk: Home » Archimedes archive » Acorn User » AU 1998-12.adf » Regulars
Filename: StarInfo/Grace/!LangtnAnt/!RunImage
Read OK:
File size: 0917 bytes
Load address: 0000
Exec address: 0000
File contents
   10REM >!LangtnAnt.!RunImage
   20REM A. Grace  January 1996
   30REM Rules are:
   31REM    if ant is on BLACK turn 90POINT( LEFT
   32REM    if ant is on WHITE turn 90POINT( LEFT
   33REM    as ant moves original square REVERSES colour
   40ON ERROR PRINTREPORT$;" at line ";ERL:END
   45MODE 25
   50PROCinit
   55PROCsquares
   60REPEAT
   70PROCrun
   80UNTIL FALSE
   90REM ***********************************************************
  100DEFPROCinit
  105PROCmode
  110MODE M%
  112PRINTTAB(5,5);"Do you want a grid?   (Y / N)":A$=GET$:IF A$="Y" OR A$="y" THEN GRID=TRUE ELSE GRID=FALSE
  114PRINTTAB(5,22);"Use SELECT to make cursor position BLACK";TAB(5,24);"    ADJUST to make cursor position WHITE";TAB(5,26);"    MENU button to release LANGTON'S ANT at current cursor position";TAB(5,50);"Press SPACE when ready":REPEAT UNTIL INKEY(-99)
  120GCOL129:CLG:OFF:ORIGIN 20,12
  130IF M%=25 THEN GridX=1200:GridY=940
  132IF M%=29 THEN GridX=1560:GridY=1180
  135IF GRID=FALSE THEN 200
  140FOR X=0 TO GridX STEP10
  150GCOL0:MOVE X,0:DRAW X,GridY
  160NEXT
  170FOR Y=0 TO GridY STEP10
  180GCOL0:MOVE 0,Y:DRAW GridX,Y
  190NEXT
  200X%=502:Y%=502:D%=3:M=0
  240ENDPROC
  250REM ***********************************************************
  300DEFPROCrun
  305M+=1:PRINTTAB(3,2);M;" moves"
  310MOVE X%,Y%
  310MOVE X%,Y%
  320P%=POINT(X%,Y%):IF P%=0 THEN GCOL 0,1 ELSE GCOL 0,0:REM Change colour of present square
  325RECTANGLE FILL X%,Y%,6,6:REM  Don't cover grid lines
  330IF P%=0 AND D%=1 THEN X%-=10:D%=4:GOTO 400
  340IF P%=0 AND D%=2 THEN Y%+=10:D%=1:GOTO 400
  350IF P%=0 AND D%=3 THEN X%+=10:D%=2:GOTO 400
  360IF P%=0 AND D%=4 THEN Y%-=10:D%=3:GOTO 400
  365IF P%=1 AND D%=1 THEN X%+=10:D%=2:GOTO 400
  370IF P%=1 AND D%=2 THEN Y%-=10:D%=3:GOTO 400
  380IF P%=1 AND D%=3 THEN X%-=10:D%=4:GOTO 400
  390IF P%=1 AND D%=4 THEN Y%+=10:D%=1:GOTO 400
  400ENDPROC
  490REM ***********************************************************
  500DEFPROCsquares
  510MOUSE ON:exit%=FALSE
  512REPEAT
  520REPEAT:MOUSE X%,Y%,button:UNTIL button<>0
  530CASE button OF
  540WHEN 4:PROCcoloursquare(0): REM  SELECT pressed
  550WHEN 1:PROCcoloursquare(1): REM  ADJUST pressed
  560WHEN 2:exit%=TRUE: REM  MENU pressed
  565ENDCASE
  570UNTIL exit%
  575MOUSE OFF:X%=10*(X% DIV 10)+2:Y%=10*(Y% DIV 10)+2: REM Values must be bottom left of square
  580ENDPROC
  590REM ***********************************************************
  700DEFPROCcoloursquare(col%)
  710GCOL 0,col%
  715X%=10*(X% DIV 10)+2:Y%=10*(Y% DIV 10)+2: REM Values must be bottom left of square
  720RECTANGLE FILL X%,Y%,6,6
  730ENDPROC
  740REM ***********************************************************
  800DEFPROCmode
  810PRINTTAB(5,5);"Press  A  to run in Mode 25   (120 �100 squares)";TAB(7,7);"or";TAB(12,9);"B  to run in Mode 29   (160 � 120 squares)"
  820REPEAT:G$=GET$:UNTIL G$="A" OR G$="a" OR G$="B" OR G$="b"
  830IF G$="A" OR G$="a" THEN M%=25 ELSE M%=29
  840ENDPROC

� >!LangtnAnt.!RunImage
� A. Grace  January 1996
� Rules are:
)�    if ant is on BLACK turn 90� LEFT
 )�    if ant is on WHITE turn 90� LEFT
!5�    as ant moves original square REVERSES colour
(� � �$;" at line ";�:�
-� 25
2	�init
7�squares
<�
F�run
P� �
ZA� ***********************************************************
d
��init
i	�mode
n� M%
pS�5,5);"Do you want a grid?   (Y / N)":A$=�:� A$="Y" � A$="y" � GRID=� � GRID=�
r��5,22);"Use SELECT to make cursor position BLACK";�5,24);"    ADJUST to make cursor position WHITE";�5,26);"    MENU button to release LANGTON'S ANT at current cursor position";�5,50);"Press SPACE when ready":� � �(-99)
x�129:�:�:ȑ 20,12
�"� M%=25 � GridX=1200:GridY=940
�#� M%=29 � GridX=1560:GridY=1180
�� GRID=� � �dH@
�� X=0 � GridX �10
��0:� X,0:� X,GridY
��
�� Y=0 � GridY �10
��0:� 0,Y:� GridX,Y
��
�X%=502:Y%=502:D%=3:M=0
��
�A� ***********************************************************
,	��run
1M+=1:�3,2);M;" moves"
6� X%,Y%
6� X%,Y%
@GP%=�X%,Y%):� P%=0 � � 0,1 � � 0,0:� Change colour of present square
E-ȓ Ȑ X%,Y%,6,6:�  Don't cover grid lines
J&� P%=0 � D%=1 � X%-=10:D%=4:� �tPA
T&� P%=0 � D%=2 � Y%+=10:D%=1:� �tPA
^&� P%=0 � D%=3 � X%+=10:D%=2:� �tPA
h&� P%=0 � D%=4 � Y%-=10:D%=3:� �tPA
m&� P%=1 � D%=1 � X%+=10:D%=2:� �tPA
r&� P%=1 � D%=2 � Y%-=10:D%=3:� �tPA
|&� P%=1 � D%=3 � X%-=10:D%=4:� �tPA
�&� P%=1 � D%=4 � Y%+=10:D%=1:� �tPA
��
�A� ***********************************************************
�
��squares
�ȗ �:exit%=�
�
!�:ȗ X%,Y%,button:� button<>0
Ȏ button �
+� 4:�coloursquare(0): �  SELECT pressed
&+� 1:�coloursquare(1): �  ADJUST pressed
0 � 2:exit%=�: �  MENU pressed
5�
:� exit%
?Tȗ �:X%=10*(X% � 10)+2:Y%=10*(Y% � 10)+2: � Values must be bottom left of square
D�
NA� ***********************************************************
���coloursquare(col%)
�� 0,col%
�OX%=10*(X% � 10)+2:Y%=10*(Y% � 10)+2: � Values must be bottom left of square
�ȓ Ȑ X%,Y%,6,6
��
�A� ***********************************************************
 
��mode
*|�5,5);"Press  A  to run in Mode 25   (120 �100 squares)";�7,7);"or";�12,9);"B  to run in Mode 29   (160 � 120 squares)"
4.�:G$=�:� G$="A" � G$="a" � G$="B" � G$="b"
>%� G$="A" � G$="a" � M%=25 � M%=29
H�
�
00000000  0d 00 0a 1b f4 20 3e 21  4c 61 6e 67 74 6e 41 6e  |..... >!LangtnAn|
00000010  74 2e 21 52 75 6e 49 6d  61 67 65 0d 00 14 1c f4  |t.!RunImage.....|
00000020  20 41 2e 20 47 72 61 63  65 20 20 4a 61 6e 75 61  | A. Grace  Janua|
00000030  72 79 20 31 39 39 36 0d  00 1e 10 f4 20 52 75 6c  |ry 1996..... Rul|
00000040  65 73 20 61 72 65 3a 0d  00 1f 29 f4 20 20 20 20  |es are:...).    |
00000050  69 66 20 61 6e 74 20 69  73 20 6f 6e 20 42 4c 41  |if ant is on BLA|
00000060  43 4b 20 74 75 72 6e 20  39 30 b0 20 4c 45 46 54  |CK turn 90. LEFT|
00000070  0d 00 20 29 f4 20 20 20  20 69 66 20 61 6e 74 20  |.. ).    if ant |
00000080  69 73 20 6f 6e 20 57 48  49 54 45 20 74 75 72 6e  |is on WHITE turn|
00000090  20 39 30 b0 20 4c 45 46  54 0d 00 21 35 f4 20 20  | 90. LEFT..!5.  |
000000a0  20 20 61 73 20 61 6e 74  20 6d 6f 76 65 73 20 6f  |  as ant moves o|
000000b0  72 69 67 69 6e 61 6c 20  73 71 75 61 72 65 20 52  |riginal square R|
000000c0  45 56 45 52 53 45 53 20  63 6f 6c 6f 75 72 0d 00  |EVERSES colour..|
000000d0  28 1b ee 20 85 20 f1 f6  24 3b 22 20 61 74 20 6c  |(.. . ..$;" at l|
000000e0  69 6e 65 20 22 3b 9e 3a  e0 0d 00 2d 08 eb 20 32  |ine ";.:...-.. 2|
000000f0  35 0d 00 32 09 f2 69 6e  69 74 0d 00 37 0c f2 73  |5..2..init..7..s|
00000100  71 75 61 72 65 73 0d 00  3c 05 f5 0d 00 46 08 f2  |quares..<....F..|
00000110  72 75 6e 0d 00 50 07 fd  20 a3 0d 00 5a 41 f4 20  |run..P.. ...ZA. |
00000120  2a 2a 2a 2a 2a 2a 2a 2a  2a 2a 2a 2a 2a 2a 2a 2a  |****************|
*
00000150  2a 2a 2a 2a 2a 2a 2a 2a  2a 2a 2a 0d 00 64 0a dd  |***********..d..|
00000160  f2 69 6e 69 74 0d 00 69  09 f2 6d 6f 64 65 0d 00  |.init..i..mode..|
00000170  6e 08 eb 20 4d 25 0d 00  70 53 f1 8a 35 2c 35 29  |n.. M%..pS..5,5)|
00000180  3b 22 44 6f 20 79 6f 75  20 77 61 6e 74 20 61 20  |;"Do you want a |
00000190  67 72 69 64 3f 20 20 20  28 59 20 2f 20 4e 29 22  |grid?   (Y / N)"|
000001a0  3a 41 24 3d be 3a e7 20  41 24 3d 22 59 22 20 84  |:A$=.:. A$="Y" .|
000001b0  20 41 24 3d 22 79 22 20  8c 20 47 52 49 44 3d b9  | A$="y" . GRID=.|
000001c0  20 8b 20 47 52 49 44 3d  a3 0d 00 72 e0 f1 8a 35  | . GRID=...r...5|
000001d0  2c 32 32 29 3b 22 55 73  65 20 53 45 4c 45 43 54  |,22);"Use SELECT|
000001e0  20 74 6f 20 6d 61 6b 65  20 63 75 72 73 6f 72 20  | to make cursor |
000001f0  70 6f 73 69 74 69 6f 6e  20 42 4c 41 43 4b 22 3b  |position BLACK";|
00000200  8a 35 2c 32 34 29 3b 22  20 20 20 20 41 44 4a 55  |.5,24);"    ADJU|
00000210  53 54 20 74 6f 20 6d 61  6b 65 20 63 75 72 73 6f  |ST to make curso|
00000220  72 20 70 6f 73 69 74 69  6f 6e 20 57 48 49 54 45  |r position WHITE|
00000230  22 3b 8a 35 2c 32 36 29  3b 22 20 20 20 20 4d 45  |";.5,26);"    ME|
00000240  4e 55 20 62 75 74 74 6f  6e 20 74 6f 20 72 65 6c  |NU button to rel|
00000250  65 61 73 65 20 4c 41 4e  47 54 4f 4e 27 53 20 41  |ease LANGTON'S A|
00000260  4e 54 20 61 74 20 63 75  72 72 65 6e 74 20 63 75  |NT at current cu|
00000270  72 73 6f 72 20 70 6f 73  69 74 69 6f 6e 22 3b 8a  |rsor position";.|
00000280  35 2c 35 30 29 3b 22 50  72 65 73 73 20 53 50 41  |5,50);"Press SPA|
00000290  43 45 20 77 68 65 6e 20  72 65 61 64 79 22 3a f5  |CE when ready":.|
000002a0  20 fd 20 a6 28 2d 39 39  29 0d 00 78 15 e6 31 32  | . .(-99)..x..12|
000002b0  39 3a da 3a 87 3a c8 91  20 32 30 2c 31 32 0d 00  |9:.:.:.. 20,12..|
000002c0  82 22 e7 20 4d 25 3d 32  35 20 8c 20 47 72 69 64  |.". M%=25 . Grid|
000002d0  58 3d 31 32 30 30 3a 47  72 69 64 59 3d 39 34 30  |X=1200:GridY=940|
000002e0  0d 00 84 23 e7 20 4d 25  3d 32 39 20 8c 20 47 72  |...#. M%=29 . Gr|
000002f0  69 64 58 3d 31 35 36 30  3a 47 72 69 64 59 3d 31  |idX=1560:GridY=1|
00000300  31 38 30 0d 00 87 13 e7  20 47 52 49 44 3d a3 20  |180..... GRID=. |
00000310  8c 20 8d 64 48 40 0d 00  8c 15 e3 20 58 3d 30 20  |. .dH@..... X=0 |
00000320  b8 20 47 72 69 64 58 20  88 31 30 0d 00 96 16 e6  |. GridX .10.....|
00000330  30 3a ec 20 58 2c 30 3a  df 20 58 2c 47 72 69 64  |0:. X,0:. X,Grid|
00000340  59 0d 00 a0 05 ed 0d 00  aa 15 e3 20 59 3d 30 20  |Y.......... Y=0 |
00000350  b8 20 47 72 69 64 59 20  88 31 30 0d 00 b4 16 e6  |. GridY .10.....|
00000360  30 3a ec 20 30 2c 59 3a  df 20 47 72 69 64 58 2c  |0:. 0,Y:. GridX,|
00000370  59 0d 00 be 05 ed 0d 00  c8 1a 58 25 3d 35 30 32  |Y.........X%=502|
00000380  3a 59 25 3d 35 30 32 3a  44 25 3d 33 3a 4d 3d 30  |:Y%=502:D%=3:M=0|
00000390  0d 00 f0 05 e1 0d 00 fa  41 f4 20 2a 2a 2a 2a 2a  |........A. *****|
000003a0  2a 2a 2a 2a 2a 2a 2a 2a  2a 2a 2a 2a 2a 2a 2a 2a  |****************|
*
000003d0  2a 2a 2a 2a 2a 2a 0d 01  2c 09 dd f2 72 75 6e 0d  |******..,...run.|
000003e0  01 31 1a 4d 2b 3d 31 3a  f1 8a 33 2c 32 29 3b 4d  |.1.M+=1:..3,2);M|
000003f0  3b 22 20 6d 6f 76 65 73  22 0d 01 36 0b ec 20 58  |;" moves"..6.. X|
00000400  25 2c 59 25 0d 01 36 0b  ec 20 58 25 2c 59 25 0d  |%,Y%..6.. X%,Y%.|
00000410  01 40 47 50 25 3d b0 58  25 2c 59 25 29 3a e7 20  |.@GP%=.X%,Y%):. |
00000420  50 25 3d 30 20 8c 20 e6  20 30 2c 31 20 8b 20 e6  |P%=0 . . 0,1 . .|
00000430  20 30 2c 30 3a f4 20 43  68 61 6e 67 65 20 63 6f  | 0,0:. Change co|
00000440  6c 6f 75 72 20 6f 66 20  70 72 65 73 65 6e 74 20  |lour of present |
00000450  73 71 75 61 72 65 0d 01  45 2d c8 93 20 c8 90 20  |square..E-.. .. |
00000460  58 25 2c 59 25 2c 36 2c  36 3a f4 20 20 44 6f 6e  |X%,Y%,6,6:.  Don|
00000470  27 74 20 63 6f 76 65 72  20 67 72 69 64 20 6c 69  |'t cover grid li|
00000480  6e 65 73 0d 01 4a 26 e7  20 50 25 3d 30 20 80 20  |nes..J&. P%=0 . |
00000490  44 25 3d 31 20 8c 20 58  25 2d 3d 31 30 3a 44 25  |D%=1 . X%-=10:D%|
000004a0  3d 34 3a e5 20 8d 74 50  41 0d 01 54 26 e7 20 50  |=4:. .tPA..T&. P|
000004b0  25 3d 30 20 80 20 44 25  3d 32 20 8c 20 59 25 2b  |%=0 . D%=2 . Y%+|
000004c0  3d 31 30 3a 44 25 3d 31  3a e5 20 8d 74 50 41 0d  |=10:D%=1:. .tPA.|
000004d0  01 5e 26 e7 20 50 25 3d  30 20 80 20 44 25 3d 33  |.^&. P%=0 . D%=3|
000004e0  20 8c 20 58 25 2b 3d 31  30 3a 44 25 3d 32 3a e5  | . X%+=10:D%=2:.|
000004f0  20 8d 74 50 41 0d 01 68  26 e7 20 50 25 3d 30 20  | .tPA..h&. P%=0 |
00000500  80 20 44 25 3d 34 20 8c  20 59 25 2d 3d 31 30 3a  |. D%=4 . Y%-=10:|
00000510  44 25 3d 33 3a e5 20 8d  74 50 41 0d 01 6d 26 e7  |D%=3:. .tPA..m&.|
00000520  20 50 25 3d 31 20 80 20  44 25 3d 31 20 8c 20 58  | P%=1 . D%=1 . X|
00000530  25 2b 3d 31 30 3a 44 25  3d 32 3a e5 20 8d 74 50  |%+=10:D%=2:. .tP|
00000540  41 0d 01 72 26 e7 20 50  25 3d 31 20 80 20 44 25  |A..r&. P%=1 . D%|
00000550  3d 32 20 8c 20 59 25 2d  3d 31 30 3a 44 25 3d 33  |=2 . Y%-=10:D%=3|
00000560  3a e5 20 8d 74 50 41 0d  01 7c 26 e7 20 50 25 3d  |:. .tPA..|&. P%=|
00000570  31 20 80 20 44 25 3d 33  20 8c 20 58 25 2d 3d 31  |1 . D%=3 . X%-=1|
00000580  30 3a 44 25 3d 34 3a e5  20 8d 74 50 41 0d 01 86  |0:D%=4:. .tPA...|
00000590  26 e7 20 50 25 3d 31 20  80 20 44 25 3d 34 20 8c  |&. P%=1 . D%=4 .|
000005a0  20 59 25 2b 3d 31 30 3a  44 25 3d 31 3a e5 20 8d  | Y%+=10:D%=1:. .|
000005b0  74 50 41 0d 01 90 05 e1  0d 01 ea 41 f4 20 2a 2a  |tPA........A. **|
000005c0  2a 2a 2a 2a 2a 2a 2a 2a  2a 2a 2a 2a 2a 2a 2a 2a  |****************|
*
000005f0  2a 2a 2a 2a 2a 2a 2a 2a  2a 0d 01 f4 0d dd f2 73  |*********......s|
00000600  71 75 61 72 65 73 0d 01  fe 10 c8 97 20 ee 3a 65  |quares...... .:e|
00000610  78 69 74 25 3d a3 0d 02  00 05 f5 0d 02 08 21 f5  |xit%=.........!.|
00000620  3a c8 97 20 58 25 2c 59  25 2c 62 75 74 74 6f 6e  |:.. X%,Y%,button|
00000630  3a fd 20 62 75 74 74 6f  6e 3c 3e 30 0d 02 12 0f  |:. button<>0....|
00000640  c8 8e 20 62 75 74 74 6f  6e 20 ca 0d 02 1c 2b c9  |.. button ....+.|
00000650  20 34 3a f2 63 6f 6c 6f  75 72 73 71 75 61 72 65  | 4:.coloursquare|
00000660  28 30 29 3a 20 f4 20 20  53 45 4c 45 43 54 20 70  |(0): .  SELECT p|
00000670  72 65 73 73 65 64 0d 02  26 2b c9 20 31 3a f2 63  |ressed..&+. 1:.c|
00000680  6f 6c 6f 75 72 73 71 75  61 72 65 28 31 29 3a 20  |oloursquare(1): |
00000690  f4 20 20 41 44 4a 55 53  54 20 70 72 65 73 73 65  |.  ADJUST presse|
000006a0  64 0d 02 30 20 c9 20 32  3a 65 78 69 74 25 3d b9  |d..0 . 2:exit%=.|
000006b0  3a 20 f4 20 20 4d 45 4e  55 20 70 72 65 73 73 65  |: .  MENU presse|
000006c0  64 0d 02 35 05 cb 0d 02  3a 0b fd 20 65 78 69 74  |d..5....:.. exit|
000006d0  25 0d 02 3f 54 c8 97 20  87 3a 58 25 3d 31 30 2a  |%..?T.. .:X%=10*|
000006e0  28 58 25 20 81 20 31 30  29 2b 32 3a 59 25 3d 31  |(X% . 10)+2:Y%=1|
000006f0  30 2a 28 59 25 20 81 20  31 30 29 2b 32 3a 20 f4  |0*(Y% . 10)+2: .|
00000700  20 56 61 6c 75 65 73 20  6d 75 73 74 20 62 65 20  | Values must be |
00000710  62 6f 74 74 6f 6d 20 6c  65 66 74 20 6f 66 20 73  |bottom left of s|
00000720  71 75 61 72 65 0d 02 44  05 e1 0d 02 4e 41 f4 20  |quare..D....NA. |
00000730  2a 2a 2a 2a 2a 2a 2a 2a  2a 2a 2a 2a 2a 2a 2a 2a  |****************|
*
00000760  2a 2a 2a 2a 2a 2a 2a 2a  2a 2a 2a 0d 02 bc 18 dd  |***********.....|
00000770  f2 63 6f 6c 6f 75 72 73  71 75 61 72 65 28 63 6f  |.coloursquare(co|
00000780  6c 25 29 0d 02 c6 0c e6  20 30 2c 63 6f 6c 25 0d  |l%)..... 0,col%.|
00000790  02 cb 4f 58 25 3d 31 30  2a 28 58 25 20 81 20 31  |..OX%=10*(X% . 1|
000007a0  30 29 2b 32 3a 59 25 3d  31 30 2a 28 59 25 20 81  |0)+2:Y%=10*(Y% .|
000007b0  20 31 30 29 2b 32 3a 20  f4 20 56 61 6c 75 65 73  | 10)+2: . Values|
000007c0  20 6d 75 73 74 20 62 65  20 62 6f 74 74 6f 6d 20  | must be bottom |
000007d0  6c 65 66 74 20 6f 66 20  73 71 75 61 72 65 0d 02  |left of square..|
000007e0  d0 13 c8 93 20 c8 90 20  58 25 2c 59 25 2c 36 2c  |.... .. X%,Y%,6,|
000007f0  36 0d 02 da 05 e1 0d 02  e4 41 f4 20 2a 2a 2a 2a  |6........A. ****|
00000800  2a 2a 2a 2a 2a 2a 2a 2a  2a 2a 2a 2a 2a 2a 2a 2a  |****************|
*
00000830  2a 2a 2a 2a 2a 2a 2a 0d  03 20 0a dd f2 6d 6f 64  |*******.. ...mod|
00000840  65 0d 03 2a 7c f1 8a 35  2c 35 29 3b 22 50 72 65  |e..*|..5,5);"Pre|
00000850  73 73 20 20 41 20 20 74  6f 20 72 75 6e 20 69 6e  |ss  A  to run in|
00000860  20 4d 6f 64 65 20 32 35  20 20 20 28 31 32 30 20  | Mode 25   (120 |
00000870  d7 31 30 30 20 73 71 75  61 72 65 73 29 22 3b 8a  |.100 squares)";.|
00000880  37 2c 37 29 3b 22 6f 72  22 3b 8a 31 32 2c 39 29  |7,7);"or";.12,9)|
00000890  3b 22 42 20 20 74 6f 20  72 75 6e 20 69 6e 20 4d  |;"B  to run in M|
000008a0  6f 64 65 20 32 39 20 20  20 28 31 36 30 20 d7 20  |ode 29   (160 . |
000008b0  31 32 30 20 73 71 75 61  72 65 73 29 22 0d 03 34  |120 squares)"..4|
000008c0  2e f5 3a 47 24 3d be 3a  fd 20 47 24 3d 22 41 22  |..:G$=.:. G$="A"|
000008d0  20 84 20 47 24 3d 22 61  22 20 84 20 47 24 3d 22  | . G$="a" . G$="|
000008e0  42 22 20 84 20 47 24 3d  22 62 22 0d 03 3e 25 e7  |B" . G$="b"..>%.|
000008f0  20 47 24 3d 22 41 22 20  84 20 47 24 3d 22 61 22  | G$="A" . G$="a"|
00000900  20 8c 20 4d 25 3d 32 35  20 8b 20 4d 25 3d 32 39  | . M%=25 . M%=29|
00000910  0d 03 48 05 e1 0d ff                              |..H....|
00000917