Home » Archimedes archive » Acorn User » AU 1996-Xmas.adf » Regulars » StarInfo/Stoner/SlickOil

StarInfo/Stoner/SlickOil

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 1996-Xmas.adf » Regulars
Filename: StarInfo/Stoner/SlickOil
Read OK:
File size: 083F bytes
Load address: 0000
Exec address: 0000
File contents
   10ON ERROR REPORT:PRINT" at line ";ERL:END
   20
   30REM Machine Code Plasma prog
   40REM Look like an oil slick, pretty slick eh!
   50REM by Nigel Stoner
   60REM LEN 1996
   70
   80PROCinit
   90PROCassemble
  100PROCmain
  110END
  120
  130DEF PROCinit
  140MODE 12:OFF
  150DIM code 1000, rand 1020
  160t$="Press Space To See Next Slick...                 By Nigel Stoner"
  170l%=LEN t$
  180PROCcycle
  190ENDPROC
  200
  210DEF PROCassemble
  220FOR pass = 0 TO 2 STEP 2
  230P%=code
  240[OPT pass
  250.start
  260STMFD R13!,{R14}
  270LDR R10,array:LDR R11,rndcount:MOV R4,#0:LDR R2,ystep:LDR R7,base%
  280.lo
  290LDRB R0,[R10,R11]:ADD R11,R11,#1:CMP R11,#1020:MOVGE R11,#0
  300STR R11,rndcount:MOV R3,R4,ASL#6:ADD R3,R3,R4,ASL#8
  310STRB R0,[R7,R3]:ADD R4,R4,R2:CMP R4,#240:BLE lo:MOV R4,#0
  320LDR R2,ystep:MOV R8,R2,ASL#6:ADD R8,R8,R2,ASL#8:MOV R9,R8,ASR#1
  330.lt
  340LDR R7,base%:ADD R7,R7,R4,ASL#6:ADD R7,R7,R4,ASL#8:LDRB R5,[R7]
  350LDRB R6,[R7,R8]:ADD  R5,R5,R6:MOV  R5,R5,ASR#1:STRB R5,[R7,R9]
  360ADD R4,R4,R2:CMP R4,#238:BLE lt:MOV R4,#0:MOV R2,R2,ASR#1
  370MOV R8,R8,ASR#1:MOV R9,R9,ASR#1:CMP R2,#1:BNE lt:MOV R4,#0
  380MOV R3,#0:LDR R1,xstep
  390.lf
  400LDR R7,base%:MOV R9,R4,ASL#6:ADD R9,R9,R4,ASL#8:ADD R9,R9,R3
  410ADD R7,R7,R9:LDRB R5,[R7]:LDRB R6,[R7,R1]:ADD R5,R5,R6
  420MOV R5,R5,ASR#1:STRB R5,[R7,R1,ASR#1]:ADD R4,R4,#1:CMP R4,#255
  430BLE lf:MOV R4,#0:ADD R3,R3,R1:CMP R3,#16:BLE lf:MOV R3,#0
  440MOV R1,R1,ASR#1:CMP R1,#2:BGE lf
  450LDMFD R13!,{PC}
  460.xstep EQUD 8
  470.ystep EQUD 8
  480.base% EQUD 149:EQUD -1
  490.array EQUD rand
  500.rndcount EQUD RND(1020)
  510]
  520NEXT pass
  530SYS "OS_ReadVduVariables",base%,base%
  540ENDPROC
  550
  560DEF PROCmain
  570REPEAT:PROCmakeplas:REPEAT:PROCcycle:WAIT:UNTIL INKEY-99:UNTIL FALSE
  580ENDPROC
  590
  600DEF PROCmakeplas
  610n%=RND(16)*16
  620FOR p%=0 TO 1020 STEP 4:rand!p%=(RND(n%)<<24)+(RND(n%)<<16)+(RND(n%)<<8)+RND(n%):NEXT p%
  630ystep%=1<<(RND(3)+1):ystep!0=ystep%:xstep%=1<<(RND(3)+1):xstep!0=xstep%
  640FOR a%=0 TO 320/xstep%:CALL start:MOVE 0,0:MOVE1280,1024:SYS"OS_Plot",189,xstep%*4,0:WAIT:PROCcycle:NEXT a%:CALL start:PROCtext
  650ENDPROC
  660
  670DEF PROCcycle:c1%=TIME/7.2:c2%=TIME/8:c3%=TIME/8.2
  680FOR d%=1 TO 15:COLOUR d%,c1%+d%<<4,-c2%-d%<<4,-c3%-d%<<4:NEXT d%:ENDPROC
  690
  700DEF PROCtext
  710c%=1:d%=-1:FOR t%=1 TO l%:bit$=MID$(t$,t%,1):COLOUR c%:PRINT TAB(t%+7,30)bit$:c%+=d%:IF c%=0 c%=15
  720IF bit$="B" d%=1
  730IF c%=16 c%=1
  740NEXT t%
  750ENDPROC

� � �:�" at line ";�:�

� Machine Code Plasma prog
(.� Look like an oil slick, pretty slick eh!
2� by Nigel Stoner
<� � 1996
F
P	�init
Z
�assemble
d	�main
n�
x
�� �init
�
� 12:�
�� code 1000, rand 1020
�It$="Press Space To See Next Slick...                 By Nigel Stoner"
�l%=� t$
�
�cycle
��
�
�� �assemble
�� pass = 0 � 2 � 2
�P%=code
�
[OPT pass
�
.start
STMFD R13!,{R14}
FLDR R10,array:LDR R11,rndcount:MOV R4,#0:LDR R2,ystep:LDR R7,base%
.lo
"?LDRB R0,[R10,R11]:ADD R11,R11,#1:CMP R11,#1020:MOVGE R11,#0
,7STR R11,rndcount:MOV R3,R4,ASL#6:ADD R3,R3,R4,ASL#8
6=STRB R0,[R7,R3]:ADD R4,R4,R2:CMP R4,#240:BLE lo:MOV R4,#0
@CLDR R2,ystep:MOV R8,R2,ASL#6:ADD R8,R8,R2,ASL#8:MOV R9,R8,ASR#1
J.lt
TCLDR R7,base%:ADD R7,R7,R4,ASL#6:ADD R7,R7,R4,ASL#8:LDRB R5,[R7]
^BLDRB R6,[R7,R8]:ADD  R5,R5,R6:MOV  R5,R5,ASR#1:STRB R5,[R7,R9]
h=ADD R4,R4,R2:CMP R4,#238:BLE lt:MOV R4,#0:MOV R2,R2,ASR#1
r>MOV R8,R8,ASR#1:MOV R9,R9,ASR#1:CMP R2,#1:BNE lt:MOV R4,#0
|MOV R3,#0:LDR R1,xstep
�.lf
�@LDR R7,base%:MOV R9,R4,ASL#6:ADD R9,R9,R4,ASL#8:ADD R9,R9,R3
�:ADD R7,R7,R9:LDRB R5,[R7]:LDRB R6,[R7,R1]:ADD R5,R5,R6
�BMOV R5,R5,ASR#1:STRB R5,[R7,R1,ASR#1]:ADD R4,R4,#1:CMP R4,#255
�=BLE lf:MOV R4,#0:ADD R3,R3,R1:CMP R3,#16:BLE lf:MOV R3,#0
�$MOV R1,R1,ASR#1:CMP R1,#2:BGE lf
�LDMFD R13!,{PC}
�.xstep EQUD 8
�.ystep EQUD 8
�.base% EQUD 149:EQUD -1
�.array EQUD rand
�.rndcount EQUD �(1020)
�]

� pass
(ș "OS_ReadVduVariables",base%,base%
�
&
0� �main
:&�:�makeplas:�:�cycle:Ȗ:� �-99:� �
D�
N
X� �makeplas
bn%=�(16)*16
lK� p%=0 � 1020 � 4:rand!p%=(�(n%)<<24)+(�(n%)<<16)+(�(n%)<<8)+�(n%):� p%
vGystep%=1<<(�(3)+1):ystep!0=ystep%:xstep%=1<<(�(3)+1):xstep!0=xstep%
�h� a%=0 � 320/xstep%:� start:� 0,0:�1280,1024:ș"OS_Plot",189,xstep%*4,0:Ȗ:�cycle:� a%:� start:�text
��
�
�(� �cycle:c1%=�/7.2:c2%=�/8:c3%=�/8.2
�;� d%=1 � 15:� d%,c1%+d%<<4,-c2%-d%<<4,-c3%-d%<<4:� d%:�
�
�� �text
�Rc%=1:d%=-1:� t%=1 � l%:bit$=�t$,t%,1):� c%:� �t%+7,30)bit$:c%+=d%:� c%=0 c%=15
�� bit$="B" d%=1
�� c%=16 c%=1
�� t%
��
�
00000000  0d 00 0a 1a ee 20 85 20  f6 3a f1 22 20 61 74 20  |..... . .:." at |
00000010  6c 69 6e 65 20 22 3b 9e  3a e0 0d 00 14 04 0d 00  |line ";.:.......|
00000020  1e 1e f4 20 4d 61 63 68  69 6e 65 20 43 6f 64 65  |... Machine Code|
00000030  20 50 6c 61 73 6d 61 20  70 72 6f 67 0d 00 28 2e  | Plasma prog..(.|
00000040  f4 20 4c 6f 6f 6b 20 6c  69 6b 65 20 61 6e 20 6f  |. Look like an o|
00000050  69 6c 20 73 6c 69 63 6b  2c 20 70 72 65 74 74 79  |il slick, pretty|
00000060  20 73 6c 69 63 6b 20 65  68 21 0d 00 32 15 f4 20  | slick eh!..2.. |
00000070  62 79 20 4e 69 67 65 6c  20 53 74 6f 6e 65 72 0d  |by Nigel Stoner.|
00000080  00 3c 0c f4 20 a9 20 31  39 39 36 0d 00 46 04 0d  |.<.. . 1996..F..|
00000090  00 50 09 f2 69 6e 69 74  0d 00 5a 0d f2 61 73 73  |.P..init..Z..ass|
000000a0  65 6d 62 6c 65 0d 00 64  09 f2 6d 61 69 6e 0d 00  |emble..d..main..|
000000b0  6e 05 e0 0d 00 78 04 0d  00 82 0b dd 20 f2 69 6e  |n....x...... .in|
000000c0  69 74 0d 00 8c 0a eb 20  31 32 3a 87 0d 00 96 1a  |it..... 12:.....|
000000d0  de 20 63 6f 64 65 20 31  30 30 30 2c 20 72 61 6e  |. code 1000, ran|
000000e0  64 20 31 30 32 30 0d 00  a0 49 74 24 3d 22 50 72  |d 1020...It$="Pr|
000000f0  65 73 73 20 53 70 61 63  65 20 54 6f 20 53 65 65  |ess Space To See|
00000100  20 4e 65 78 74 20 53 6c  69 63 6b 2e 2e 2e 20 20  | Next Slick...  |
00000110  20 20 20 20 20 20 20 20  20 20 20 20 20 20 20 42  |               B|
00000120  79 20 4e 69 67 65 6c 20  53 74 6f 6e 65 72 22 0d  |y Nigel Stoner".|
00000130  00 aa 0b 6c 25 3d a9 20  74 24 0d 00 b4 0a f2 63  |...l%=. t$.....c|
00000140  79 63 6c 65 0d 00 be 05  e1 0d 00 c8 04 0d 00 d2  |ycle............|
00000150  0f dd 20 f2 61 73 73 65  6d 62 6c 65 0d 00 dc 16  |.. .assemble....|
00000160  e3 20 70 61 73 73 20 3d  20 30 20 b8 20 32 20 88  |. pass = 0 . 2 .|
00000170  20 32 0d 00 e6 0b 50 25  3d 63 6f 64 65 0d 00 f0  | 2....P%=code...|
00000180  0d 5b 4f 50 54 20 70 61  73 73 0d 00 fa 0a 2e 73  |.[OPT pass.....s|
00000190  74 61 72 74 0d 01 04 14  53 54 4d 46 44 20 52 31  |tart....STMFD R1|
000001a0  33 21 2c 7b 52 31 34 7d  0d 01 0e 46 4c 44 52 20  |3!,{R14}...FLDR |
000001b0  52 31 30 2c 61 72 72 61  79 3a 4c 44 52 20 52 31  |R10,array:LDR R1|
000001c0  31 2c 72 6e 64 63 6f 75  6e 74 3a 4d 4f 56 20 52  |1,rndcount:MOV R|
000001d0  34 2c 23 30 3a 4c 44 52  20 52 32 2c 79 73 74 65  |4,#0:LDR R2,yste|
000001e0  70 3a 4c 44 52 20 52 37  2c 62 61 73 65 25 0d 01  |p:LDR R7,base%..|
000001f0  18 07 2e 6c 6f 0d 01 22  3f 4c 44 52 42 20 52 30  |...lo.."?LDRB R0|
00000200  2c 5b 52 31 30 2c 52 31  31 5d 3a 41 44 44 20 52  |,[R10,R11]:ADD R|
00000210  31 31 2c 52 31 31 2c 23  31 3a 43 4d 50 20 52 31  |11,R11,#1:CMP R1|
00000220  31 2c 23 31 30 32 30 3a  4d 4f 56 47 45 20 52 31  |1,#1020:MOVGE R1|
00000230  31 2c 23 30 0d 01 2c 37  53 54 52 20 52 31 31 2c  |1,#0..,7STR R11,|
00000240  72 6e 64 63 6f 75 6e 74  3a 4d 4f 56 20 52 33 2c  |rndcount:MOV R3,|
00000250  52 34 2c 41 53 4c 23 36  3a 41 44 44 20 52 33 2c  |R4,ASL#6:ADD R3,|
00000260  52 33 2c 52 34 2c 41 53  4c 23 38 0d 01 36 3d 53  |R3,R4,ASL#8..6=S|
00000270  54 52 42 20 52 30 2c 5b  52 37 2c 52 33 5d 3a 41  |TRB R0,[R7,R3]:A|
00000280  44 44 20 52 34 2c 52 34  2c 52 32 3a 43 4d 50 20  |DD R4,R4,R2:CMP |
00000290  52 34 2c 23 32 34 30 3a  42 4c 45 20 6c 6f 3a 4d  |R4,#240:BLE lo:M|
000002a0  4f 56 20 52 34 2c 23 30  0d 01 40 43 4c 44 52 20  |OV R4,#0..@CLDR |
000002b0  52 32 2c 79 73 74 65 70  3a 4d 4f 56 20 52 38 2c  |R2,ystep:MOV R8,|
000002c0  52 32 2c 41 53 4c 23 36  3a 41 44 44 20 52 38 2c  |R2,ASL#6:ADD R8,|
000002d0  52 38 2c 52 32 2c 41 53  4c 23 38 3a 4d 4f 56 20  |R8,R2,ASL#8:MOV |
000002e0  52 39 2c 52 38 2c 41 53  52 23 31 0d 01 4a 07 2e  |R9,R8,ASR#1..J..|
000002f0  6c 74 0d 01 54 43 4c 44  52 20 52 37 2c 62 61 73  |lt..TCLDR R7,bas|
00000300  65 25 3a 41 44 44 20 52  37 2c 52 37 2c 52 34 2c  |e%:ADD R7,R7,R4,|
00000310  41 53 4c 23 36 3a 41 44  44 20 52 37 2c 52 37 2c  |ASL#6:ADD R7,R7,|
00000320  52 34 2c 41 53 4c 23 38  3a 4c 44 52 42 20 52 35  |R4,ASL#8:LDRB R5|
00000330  2c 5b 52 37 5d 0d 01 5e  42 4c 44 52 42 20 52 36  |,[R7]..^BLDRB R6|
00000340  2c 5b 52 37 2c 52 38 5d  3a 41 44 44 20 20 52 35  |,[R7,R8]:ADD  R5|
00000350  2c 52 35 2c 52 36 3a 4d  4f 56 20 20 52 35 2c 52  |,R5,R6:MOV  R5,R|
00000360  35 2c 41 53 52 23 31 3a  53 54 52 42 20 52 35 2c  |5,ASR#1:STRB R5,|
00000370  5b 52 37 2c 52 39 5d 0d  01 68 3d 41 44 44 20 52  |[R7,R9]..h=ADD R|
00000380  34 2c 52 34 2c 52 32 3a  43 4d 50 20 52 34 2c 23  |4,R4,R2:CMP R4,#|
00000390  32 33 38 3a 42 4c 45 20  6c 74 3a 4d 4f 56 20 52  |238:BLE lt:MOV R|
000003a0  34 2c 23 30 3a 4d 4f 56  20 52 32 2c 52 32 2c 41  |4,#0:MOV R2,R2,A|
000003b0  53 52 23 31 0d 01 72 3e  4d 4f 56 20 52 38 2c 52  |SR#1..r>MOV R8,R|
000003c0  38 2c 41 53 52 23 31 3a  4d 4f 56 20 52 39 2c 52  |8,ASR#1:MOV R9,R|
000003d0  39 2c 41 53 52 23 31 3a  43 4d 50 20 52 32 2c 23  |9,ASR#1:CMP R2,#|
000003e0  31 3a 42 4e 45 20 6c 74  3a 4d 4f 56 20 52 34 2c  |1:BNE lt:MOV R4,|
000003f0  23 30 0d 01 7c 1a 4d 4f  56 20 52 33 2c 23 30 3a  |#0..|.MOV R3,#0:|
00000400  4c 44 52 20 52 31 2c 78  73 74 65 70 0d 01 86 07  |LDR R1,xstep....|
00000410  2e 6c 66 0d 01 90 40 4c  44 52 20 52 37 2c 62 61  |.lf...@LDR R7,ba|
00000420  73 65 25 3a 4d 4f 56 20  52 39 2c 52 34 2c 41 53  |se%:MOV R9,R4,AS|
00000430  4c 23 36 3a 41 44 44 20  52 39 2c 52 39 2c 52 34  |L#6:ADD R9,R9,R4|
00000440  2c 41 53 4c 23 38 3a 41  44 44 20 52 39 2c 52 39  |,ASL#8:ADD R9,R9|
00000450  2c 52 33 0d 01 9a 3a 41  44 44 20 52 37 2c 52 37  |,R3...:ADD R7,R7|
00000460  2c 52 39 3a 4c 44 52 42  20 52 35 2c 5b 52 37 5d  |,R9:LDRB R5,[R7]|
00000470  3a 4c 44 52 42 20 52 36  2c 5b 52 37 2c 52 31 5d  |:LDRB R6,[R7,R1]|
00000480  3a 41 44 44 20 52 35 2c  52 35 2c 52 36 0d 01 a4  |:ADD R5,R5,R6...|
00000490  42 4d 4f 56 20 52 35 2c  52 35 2c 41 53 52 23 31  |BMOV R5,R5,ASR#1|
000004a0  3a 53 54 52 42 20 52 35  2c 5b 52 37 2c 52 31 2c  |:STRB R5,[R7,R1,|
000004b0  41 53 52 23 31 5d 3a 41  44 44 20 52 34 2c 52 34  |ASR#1]:ADD R4,R4|
000004c0  2c 23 31 3a 43 4d 50 20  52 34 2c 23 32 35 35 0d  |,#1:CMP R4,#255.|
000004d0  01 ae 3d 42 4c 45 20 6c  66 3a 4d 4f 56 20 52 34  |..=BLE lf:MOV R4|
000004e0  2c 23 30 3a 41 44 44 20  52 33 2c 52 33 2c 52 31  |,#0:ADD R3,R3,R1|
000004f0  3a 43 4d 50 20 52 33 2c  23 31 36 3a 42 4c 45 20  |:CMP R3,#16:BLE |
00000500  6c 66 3a 4d 4f 56 20 52  33 2c 23 30 0d 01 b8 24  |lf:MOV R3,#0...$|
00000510  4d 4f 56 20 52 31 2c 52  31 2c 41 53 52 23 31 3a  |MOV R1,R1,ASR#1:|
00000520  43 4d 50 20 52 31 2c 23  32 3a 42 47 45 20 6c 66  |CMP R1,#2:BGE lf|
00000530  0d 01 c2 13 4c 44 4d 46  44 20 52 31 33 21 2c 7b  |....LDMFD R13!,{|
00000540  50 43 7d 0d 01 cc 11 2e  78 73 74 65 70 20 45 51  |PC}.....xstep EQ|
00000550  55 44 20 38 0d 01 d6 11  2e 79 73 74 65 70 20 45  |UD 8.....ystep E|
00000560  51 55 44 20 38 0d 01 e0  1b 2e 62 61 73 65 25 20  |QUD 8.....base% |
00000570  45 51 55 44 20 31 34 39  3a 45 51 55 44 20 2d 31  |EQUD 149:EQUD -1|
00000580  0d 01 ea 14 2e 61 72 72  61 79 20 45 51 55 44 20  |.....array EQUD |
00000590  72 61 6e 64 0d 01 f4 1a  2e 72 6e 64 63 6f 75 6e  |rand.....rndcoun|
000005a0  74 20 45 51 55 44 20 b3  28 31 30 32 30 29 0d 01  |t EQUD .(1020)..|
000005b0  fe 05 5d 0d 02 08 0a ed  20 70 61 73 73 0d 02 12  |..]..... pass...|
000005c0  28 c8 99 20 22 4f 53 5f  52 65 61 64 56 64 75 56  |(.. "OS_ReadVduV|
000005d0  61 72 69 61 62 6c 65 73  22 2c 62 61 73 65 25 2c  |ariables",base%,|
000005e0  62 61 73 65 25 0d 02 1c  05 e1 0d 02 26 04 0d 02  |base%.......&...|
000005f0  30 0b dd 20 f2 6d 61 69  6e 0d 02 3a 26 f5 3a f2  |0.. .main..:&.:.|
00000600  6d 61 6b 65 70 6c 61 73  3a f5 3a f2 63 79 63 6c  |makeplas:.:.cycl|
00000610  65 3a c8 96 3a fd 20 a6  2d 39 39 3a fd 20 a3 0d  |e:..:. .-99:. ..|
00000620  02 44 05 e1 0d 02 4e 04  0d 02 58 0f dd 20 f2 6d  |.D....N...X.. .m|
00000630  61 6b 65 70 6c 61 73 0d  02 62 0f 6e 25 3d b3 28  |akeplas..b.n%=.(|
00000640  31 36 29 2a 31 36 0d 02  6c 4b e3 20 70 25 3d 30  |16)*16..lK. p%=0|
00000650  20 b8 20 31 30 32 30 20  88 20 34 3a 72 61 6e 64  | . 1020 . 4:rand|
00000660  21 70 25 3d 28 b3 28 6e  25 29 3c 3c 32 34 29 2b  |!p%=(.(n%)<<24)+|
00000670  28 b3 28 6e 25 29 3c 3c  31 36 29 2b 28 b3 28 6e  |(.(n%)<<16)+(.(n|
00000680  25 29 3c 3c 38 29 2b b3  28 6e 25 29 3a ed 20 70  |%)<<8)+.(n%):. p|
00000690  25 0d 02 76 47 79 73 74  65 70 25 3d 31 3c 3c 28  |%..vGystep%=1<<(|
000006a0  b3 28 33 29 2b 31 29 3a  79 73 74 65 70 21 30 3d  |.(3)+1):ystep!0=|
000006b0  79 73 74 65 70 25 3a 78  73 74 65 70 25 3d 31 3c  |ystep%:xstep%=1<|
000006c0  3c 28 b3 28 33 29 2b 31  29 3a 78 73 74 65 70 21  |<(.(3)+1):xstep!|
000006d0  30 3d 78 73 74 65 70 25  0d 02 80 68 e3 20 61 25  |0=xstep%...h. a%|
000006e0  3d 30 20 b8 20 33 32 30  2f 78 73 74 65 70 25 3a  |=0 . 320/xstep%:|
000006f0  d6 20 73 74 61 72 74 3a  ec 20 30 2c 30 3a ec 31  |. start:. 0,0:.1|
00000700  32 38 30 2c 31 30 32 34  3a c8 99 22 4f 53 5f 50  |280,1024:.."OS_P|
00000710  6c 6f 74 22 2c 31 38 39  2c 78 73 74 65 70 25 2a  |lot",189,xstep%*|
00000720  34 2c 30 3a c8 96 3a f2  63 79 63 6c 65 3a ed 20  |4,0:..:.cycle:. |
00000730  61 25 3a d6 20 73 74 61  72 74 3a f2 74 65 78 74  |a%:. start:.text|
00000740  0d 02 8a 05 e1 0d 02 94  04 0d 02 9e 28 dd 20 f2  |............(. .|
00000750  63 79 63 6c 65 3a 63 31  25 3d 91 2f 37 2e 32 3a  |cycle:c1%=./7.2:|
00000760  63 32 25 3d 91 2f 38 3a  63 33 25 3d 91 2f 38 2e  |c2%=./8:c3%=./8.|
00000770  32 0d 02 a8 3b e3 20 64  25 3d 31 20 b8 20 31 35  |2...;. d%=1 . 15|
00000780  3a fb 20 64 25 2c 63 31  25 2b 64 25 3c 3c 34 2c  |:. d%,c1%+d%<<4,|
00000790  2d 63 32 25 2d 64 25 3c  3c 34 2c 2d 63 33 25 2d  |-c2%-d%<<4,-c3%-|
000007a0  64 25 3c 3c 34 3a ed 20  64 25 3a e1 0d 02 b2 04  |d%<<4:. d%:.....|
000007b0  0d 02 bc 0b dd 20 f2 74  65 78 74 0d 02 c6 52 63  |..... .text...Rc|
000007c0  25 3d 31 3a 64 25 3d 2d  31 3a e3 20 74 25 3d 31  |%=1:d%=-1:. t%=1|
000007d0  20 b8 20 6c 25 3a 62 69  74 24 3d c1 74 24 2c 74  | . l%:bit$=.t$,t|
000007e0  25 2c 31 29 3a fb 20 63  25 3a f1 20 8a 74 25 2b  |%,1):. c%:. .t%+|
000007f0  37 2c 33 30 29 62 69 74  24 3a 63 25 2b 3d 64 25  |7,30)bit$:c%+=d%|
00000800  3a e7 20 63 25 3d 30 20  63 25 3d 31 35 0d 02 d0  |:. c%=0 c%=15...|
00000810  13 e7 20 62 69 74 24 3d  22 42 22 20 64 25 3d 31  |.. bit$="B" d%=1|
00000820  0d 02 da 10 e7 20 63 25  3d 31 36 20 63 25 3d 31  |..... c%=16 c%=1|
00000830  0d 02 e4 08 ed 20 74 25  0d 02 ee 05 e1 0d ff     |..... t%.......|
0000083f