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Diffstat (limited to 'rules/tit42tat.pl')
| -rw-r--r-- | rules/tit42tat.pl | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/rules/tit42tat.pl b/rules/tit42tat.pl index 281bc4d..1e66062 100644 --- a/rules/tit42tat.pl +++ b/rules/tit42tat.pl @@ -1,5 +1,7 @@ % Select distraction only if opponents both last decision were to distract. % See: http://en.wikipedia.org/wiki/Tit_for_tat#Tit_for_two_tats +% Syntax: tit42tat(+history, -choice, +state_in, -state_out) + tit42tat([d,d|_],d,_,_):-!. tit42tat(_,c,_,_). |