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FOR.PRO
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Text File
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1987-05-30
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256b
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7 lines
/* This is a test of using a FOR loop in prolog */
for(X, [X, Z]) :- X =< Z.
for(X, [Y, Z]) :- W is Y + 1, W =< Z, for(X, [W, Z]).
?-nl, for(X, [1, 10]), print(X, ' '), X = 10.