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1 files changed, 58 insertions, 0 deletions

diff --git a/prolog/prieks b/prolog/prieks
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+++ b/prolog/prieks
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+ 
+ist priek (bo priek). 
+ist priek (ki priek). 
+ist priek (bla priek). 
+ 
+WER GNASELT WEN :- population (B), 
+                   member ([WEN, WER, _], B), 
+                   bedingungen (B). 
+ 
+WER KNAUDERT WEN:- population (B), 
+                   member ([WER, _, WEN], B), 
+                   bedingungen (B). 
+ 
+population (B):-   sind prieks (U, V, W), 
+                   sind knauderarten (R, S, T), 
+                   B = [ [drausla puemfe, U, R], 
+                         [glessla puemfe, V, S], 
+                         [hapla puemfe, W, T]    ]. 
+ 
+sind prieks (X,Y,Z):- ist priek (G), 
+                      ist priek (H), H<>G, 
+                      ist priek (I), I<>G, I<>H, !, 
+                          permute ([G,H,I], [X,Y,Z]). 
+ 
+sind knauderarten (X,Y,Z):- ist knauderart (G), 
+                            ist knauderart (H), H<>G, 
+                            ist knauderart (I), I<>G, I<>H, !, 
+                                permute ([G,H,I],[X,Y,Z]). 
+ 
+ist knauderart (an). 
+ist knauderart (ab). 
+ist knauderart (ueber). 
+ 
+bedingungen (B):-  not member ([hapla puemfe,ki priek,_],B) , 
+                   not member ([hapla puemfe,_,ueber],B) , 
+                   not member ([drausla puemfe,bo priek,_],B) , 
+                   not member ([_,bo priek,ab],B) , 
+                   noch ne bedingung (B) , 
+                   weitere bedingungen (B) , !. 
+ 
+weitere bedingungen (B):-  not member([_,ki priek,ueber],B), 
+                           not member([_,bo priek,ueber],B) 
+                           ; 
+                           member([drausla puemfe,_,an],B). 
+ 
+noch ne bedingung (B):-    not member ([drausla puemfe,ki priek,_],B) 
+                           ; 
+                           not member ([glessla puemfe,_,ueber],B). 
+ 
+permute ([], []). 
+permute (X, [Y|Z]):- delete (Y ,X, E), permute (E, Z). 
+delete (X, [X|Z], Z). 
+delete (X, [Y|Z], [Y|E]):- delete (X, Z, E). 
+member (X, [X|Z]).        
+member (X, [Y|Z]):-  member (X, Z). 
+not member (X, []). 
+not member (X, [Y|Z]):- X <> Y, not member (X,Z). 
+