You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
43 lines
1.2 KiB
Python
43 lines
1.2 KiB
Python
from itertools import permutations
|
|
from collections import defaultdict
|
|
|
|
with open("input") as f:
|
|
instructions = [n.strip() for n in f.readlines()]
|
|
|
|
POINTS = defaultdict(int)
|
|
PERSONS = set()
|
|
PERSONS.add("Me!")
|
|
|
|
for instruction in instructions:
|
|
person_a, _, sign, points, _, _, _, _, _, _, person_b = instruction.split(" ")
|
|
person_b = person_b.strip(".")
|
|
multiplicator = 1 if sign == "gain" else -1
|
|
points = int(points) * multiplicator
|
|
|
|
person_a, person_b = sorted([person_a, person_b])
|
|
POINTS[(person_a, person_b)] += points
|
|
PERSONS.add(person_a)
|
|
PERSONS.add(person_b)
|
|
|
|
print("POINTS", POINTS)
|
|
print("PERSONS", PERSONS)
|
|
print()
|
|
|
|
HIGHEST_POINTS = None
|
|
SEATING_ORDER = None
|
|
|
|
for seating_plan in permutations(PERSONS, len(PERSONS)):
|
|
points = 0
|
|
seating_plan = list(seating_plan)
|
|
|
|
for person_a, person_b in zip(seating_plan, seating_plan[1:] + seating_plan[:1]):
|
|
person_a, person_b = sorted([person_a, person_b])
|
|
points += POINTS[(person_a, person_b)]
|
|
|
|
if HIGHEST_POINTS is None or HIGHEST_POINTS < points:
|
|
HIGHEST_POINTS = points
|
|
SEATING_ORDER = seating_plan
|
|
|
|
print("Best order:", SEATING_ORDER)
|
|
print(HIGHEST_POINTS)
|