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41 lines
1.1 KiB
Python
41 lines
1.1 KiB
Python
3 years ago
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from itertools import permutations
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from collections import defaultdict
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with open("input") as f:
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instructions = [n.strip() for n in f.readlines()]
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POINTS = defaultdict(int)
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PERSONS = set()
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for instruction in instructions:
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person_a, _, sign, points, _, _, _, _, _, _, person_b = instruction.split(" ")
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person_b = person_b.strip(".")
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multiplicator = 1 if sign == "gain" else -1
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points = int(points) * multiplicator
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person_a, person_b = sorted([person_a, person_b])
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POINTS[(person_a, person_b)] += points
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PERSONS.add(person_a)
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PERSONS.add(person_b)
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print("POINTS", POINTS)
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print("PERSONS", PERSONS)
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HIGHEST_POINTS = None
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SEATING_ORDER = None
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for seating_plan in permutations(PERSONS, len(PERSONS)):
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points = 0
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seating_plan = list(seating_plan)
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for person_a, person_b in zip(seating_plan, seating_plan[1:] + seating_plan[:1]):
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person_a, person_b = sorted([person_a, person_b])
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points += POINTS[(person_a, person_b)]
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if HIGHEST_POINTS is None or HIGHEST_POINTS < points:
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HIGHEST_POINTS = points
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SEATING_ORDER = seating_plan
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print("Best order:", SEATING_ORDER)
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print(HIGHEST_POINTS)
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