Solve 10.1 and 10.2

2021-05-03 23:04:15 +03:00
parent 152c9a1911
commit 8654551014
2 changed files with 125 additions and 0 deletions
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 with open("input") as f:
    adapters = [int(x) for x in f.read().strip().split("\n")]
 adapters.extend([0, max(adapters)+3])
 adapters.sort()
 joltages = [b-a for a, b in zip(adapters, adapters[1:])]
 print(joltages.count(1)*joltages.count(3))
 joltages = ''.join(str(x) for x in joltages)
 joltages = joltages.split('3')
 counts = {
        '': 1,
        '1': 1,
        '11': 2,
        '111': 4,
        '1111': 7,
        }
 from functools import reduce
 print(reduce(lambda x, y: x*counts[y], joltages, 1))
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