Permutations with repetitions: Difference between revisions
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=={{header|Python}}==
===Applying itertools.product===
<lang python>from itertools import product
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if w.lower() == 'crack': break</lang>
===Writing a generator===
Or, composing our own generator, by wrapping a function '''from''' an index in the range ''0 .. (distinct items to the power of groupSize)'' '''to''' a unique permutation. (Each permutation is equivalent to a 'number' in the base of the size of the set of distinct items, in which each distinct item functions as a 'digit'):
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