35 lines
684 B
Python
35 lines
684 B
Python
# possible :: Int -> [Int] -> Bool
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def possible(flight_duration, film_durations):
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seeking = set()
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for x in film_durations:
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if x in seeking:
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return True
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else:
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seeking.add(flight_duration - x)
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return False
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should = [
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(10, [1, 9, 8, 8, 8]),
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(10, [1, 9]),
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(10, [1, 9, 5, 5, 6]),
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(1, [0.5, 0.5]),
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(1, [0.5, 0.5]),
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]
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for a, b in should:
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print("Testing: %s %s" % (a, b))
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assert possible(a, b)
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shouldnt = [
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(10, [1, 10, 1, 2, 1, 12]),
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(1, [0.25, 0.25, 0.25, 0.25]),
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(5, [1, 2, 2]),
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]
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for a, b in shouldnt:
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print("Testing: %s %s" % (a, b))
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assert not possible(a, b)
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print("Tests pass")
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