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57 lines
1.2 KiB
Python
57 lines
1.2 KiB
Python
import re
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def parse_line(line):
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match = re.match(r"Game (\d+): (.+)", line)
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game_id = int(match.group(1))
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cubes = parse_cubes(match.group(2))
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return (game_id, cubes)
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def parse_cubes(cubes):
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return [parse_pull(pull) for pull in cubes.split("; ")]
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def parse_pull(pull):
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r = g = b = 0
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for color in pull.split(", "):
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[n, c] = color.split(" ")
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if c == "red":
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r += int(n)
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elif c == "green":
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g += int(n)
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else:
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b += int(n)
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return (r, g, b)
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def process_input(infile):
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id_sum = 0
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for game in [parse_line(line) for line in infile]:
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r = g = b = 0
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for pr, pg, pb in game[1]:
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r = max(r, pr)
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g = max(g, pg)
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b = max(b, pb)
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if r <= 12 and g <= 13 and b <= 14:
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id_sum += game[0]
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return id_sum
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with open("day02/data/input100.txt") as infile:
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result = process_input(infile)
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print(result)
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print(result == 8)
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with open("day02/data/input101.txt") as infile:
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result = process_input(infile)
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print(result)
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print(result == 2512)
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