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- import itertools
- import operator
-
-
- def count_dupes(box):
- return [any(box.count(x) == i for x in box) for i in (2, 3)]
-
-
- with open('data/02.txt', 'r') as file:
- boxes = list(map(str.strip, file.readlines()))
-
- print(operator.mul(*map(sum, zip(*map(count_dupes, boxes)))))
-
- for box1, box2 in itertools.combinations(boxes, 2):
- common = ''
- missed = 0
- for i, j in zip(box1, box2):
- if i == j:
- common += i
- else:
- missed += 1
- if missed > 1:
- break
-
- if missed == 1:
- print(common)
- break
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