dragonwasrobot / learn-prolog-now-exercises

My solutions to the exercises and practical sessions of the book 'Learn Prolog Now!' by Patrick Blackburn, Johan Bos, and Kristina Striegnitz.
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Add an alternative solution to Exercise 1.4(6) #37

Closed yomishino closed 7 years ago

yomishino commented 7 years ago

Both ways can be used to express "or". So I added the alternative answer for comparison.