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One-dimensional cellular automata: Difference between revisions
One-dimensional cellular automata (view source)
Revision as of 18:38, 16 December 2009
, 14 years agoAdded Scheme
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(Added Scheme) |
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..##.....#..........
..##................</pre>
=={{header|Scheme}}==
{{Works with|Scheme|R<math>^5</math>RS}}
<lang scheme>(define (next-generation left petri-dish right)
(if (null? petri-dish)
(list)
(cons (if (= (+ left
(car petri-dish)
(if (null? (cdr petri-dish))
right
(cadr petri-dish)))
2)
1
0)
(next-generation (car petri-dish) (cdr petri-dish) right))))
(define (display-evolution petri-dish generations)
(if (not (zero? generations))
(begin (display petri-dish)
(newline)
(display-evolution (next-generation 0 petri-dish 0)
(- generations 1)))))
(display-evolution (list 1 1 1 0 1 1 0 1 0 1 0 1 0 1 0 0 1 0) 10)</lang>
Output:
<lang>(1 1 1 0 1 1 0 1 0 1 0 1 0 1 0 0 1 0)
(1 0 1 1 1 1 1 0 1 0 1 0 1 0 0 0 0 0)
(0 1 1 0 0 0 1 1 0 1 0 1 0 0 0 0 0 0)
(0 1 1 0 0 0 1 1 1 0 1 0 0 0 0 0 0 0)
(0 1 1 0 0 0 1 0 1 1 0 0 0 0 0 0 0 0)
(0 1 1 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0)
(0 1 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0)
(0 1 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0)
(0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0)
(0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0)</lang>
=={{header|Tcl}}==
<lang tcl>proc evolve {a} {
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