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authorBenjamin Franzke <benjaminfranzke@googlemail.com>2012-11-08 13:17:20 +0100
committerBenjamin Franzke <benjaminfranzke@googlemail.com>2012-11-08 13:17:20 +0100
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Prisoners Dilemma: Move rules to subdirectory
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+% Pavlov:
+% Cooperates if and only if both players opted for the
+% same choice in the previous move, otherwise it defects.
+pavlov([], c, _, c):-!.
+pavlov([Choice|_], c, Choice, c):-!.
+pavlov(_, d, _, d).