11 lines
291 B
Python
11 lines
291 B
Python
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import itertools
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def combinations(target, size, exclude):
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possible = [i for i in range(1, target) if i not in exclude]
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result = [seq for i in range(len(possible), 0, -1)
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for seq in itertools.combinations(possible, i)
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if sum(seq) == target]
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return result
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