Cellular automata is a small program in Basic generating elementary cellular automata. For more information on the topic, see e.g. Wikipedia.
Cellular automata has been tested and found working correctly under Altair 8K basic, Microsoft Basic-80, GW-BASIC 3.23, and Atari ST Basic.
Cellular Automata 1.0 can be downloaded here (1233 bytes).
Copyright 2021 Joost Winter (a.k.a. Mad Wizard Software) Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
10 DIM A(80),B(80) 20 PRINT "CELLULAR AUTOMATA" 30 PRINT "MAD WIZARD SOFTWARE 2021" 40 PRINT 50 PRINT "INSTRUCTIONS (1=Y,0=N)"; 60 INPUT W 70 IF W=0 THEN 90 80 PRINT "WE RECOMMEND RULE 30" 90 PRINT "RULE #"; 100 INPUT X 110 PRINT "WIDTH (MAX 80)"; 120 INPUT Y 130 IF Y>80 OR Y<1 THEN 110 140 Z=INT(Y/2) 150 A(Z)=1 160 FOR J=1 TO Z 170 FOR I=1 TO Y 180 IF A(I-1) THEN 210 190 PRINT " "; 200 GOTO 220 210 PRINT "*"; 220 IF I>(Y-2) THEN 270 230 IF X AND 2^(4*A(I-1)+2*A(I)+A(I+1)) THEN 260 240 B(I)=0 250 GOTO 270 260 B(I)=1 270 A(I-1)=B(I-1) 280 NEXT I 290 PRINT 300 NEXT J 310 END