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One-dimensional cellular automata: Difference between revisions
Added Scala
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(Added Scala) |
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Line 1,100:
..##.....#..........
..##................</pre>
=={{header|Scala}}==
{{works with|Scala|2.8}}
def cellularAutomata(s: String) = {
def it = Iterator.iterate(s) ( generation =>
("_%s_" format generation).iterator
sliding 3
map (_ count (_ == '#'))
map Map(2 -> "#").withDefaultValue("_")
mkString
)
(it drop 1) zip it takeWhile Function.tupled(_ != _) map (_._2) foreach println
}
Sample:
<pre>
scala> cellularAutomata("_###_##_#_#_#_#__#__")
_###_##_#_#_#_#__#__
_#_#####_#_#_#______
__##___##_#_#_______
__##___###_#________
__##___#_##_________
__##____###_________
__##____#_#_________
__##_____#__________
</pre>
=={{header|Scheme}}==
{{Works with|Scheme|R<math>^5</math>RS}}
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