27 lines
523 B
Python
27 lines
523 B
Python
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def preproc(puzzle_input):
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space = tuple(map(int, puzzle_input.split('-')))
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cands = []
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for i in range(*space):
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digs = str(i)
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if sorted(digs) != list(digs):
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continue
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if max(digs.count(d) for d in set(digs)) < 2:
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continue
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cands.append(i)
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return cands
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def partI(cands):
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return len(cands)
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def partII(cands):
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c = 0
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for i in cands:
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digs = str(i)
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if 2 in [digs.count(d) for d in set(digs)]:
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c += 1
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return c
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