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removed unnecessary parser

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This commit is contained in:
Ruediger Ludwig 2023-01-20 07:10:24 +01:00
parent f59089d5eb
commit 38efdd1d1c
11 changed files with 105 additions and 1043 deletions
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33
advent/days/day19/solution.py
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@ -6,9 +6,9 @@ from itertools import islice
from math import prod
from multiprocessing import Pool
from queue import PriorityQueue
import re
from typing import Iterable, Iterator, Self
from advent.parser.parser import P
day_num = 19
@ -35,17 +35,6 @@ class Processor:
return blueprint, blueprint.run(self.rounds)
number_parser = P.second(P.string("Blueprint "), P.unsigned())
ore_parser = P.second(P.string(": Each ore robot costs "), P.unsigned())
clay_parser = P.second(P.string(" ore. Each clay robot costs "), P.unsigned())
tuple_parser = P.seq(P.unsigned(), P.second(P.string(" ore and "), P.unsigned()))
obsidian_parser = P.second(P.string(" ore. Each obsidian robot costs "), tuple_parser)
geode_parser = P.second(P.string(" clay. Each geode robot costs "), tuple_parser)
blueprint_parser = P.map5(number_parser, ore_parser, clay_parser, obsidian_parser, geode_parser,
lambda number, ore, clay, obsidian, geode:
Blueprint.create(number, ore, clay, obsidian, geode))
class Element(IntEnum):
Geode = 0
Obsidian = 1
@ -114,6 +103,15 @@ class State:
return self.material > other.material
r_number = r"Blueprint (?P<number>\d+):"
r_ore = r".*(?P<ore_ore>\d+) ore."
r_clay = r".*(?P<clay_ore>\d+) ore."
r_obsidian = r".*(?P<obsidian_ore>\d+) ore and (?P<obsidian_clay>\d+) clay."
r_geode = r".*(?P<geode_ore>\d+) ore and (?P<geode_obsidian>\d+) obsidian."
pattern = re.compile(r_number + r_ore + r_clay + r_obsidian + r_geode)
@dataclass(slots=True)
class Blueprint:
number: int
@ -134,7 +132,16 @@ class Blueprint:
@classmethod
def parse(cls, line: str) -> Self:
return blueprint_parser.parse(line).get()
result = pattern.match(line)
if result is None:
raise Exception("Not a valid Blueprint")
return Blueprint.create(
number=int(result.group('number')),
ore=int(result.group('ore_ore')),
clay=int(result.group('clay_ore')),
obsidian=(int(result.group('obsidian_ore')), int(result.group('obsidian_clay'))),
geode=(int(result.group('geode_ore')), int(result.group('geode_obsidian'))),
)
def run(self, rounds: int) -> int:
queue: PriorityQueue[State] = PriorityQueue()