day22 - p2 is definitively the wrong way
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288
day22.py
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288
day22.py
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import re
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from tools.aoc import AOCDay
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from tools.coordinate import Coordinate
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from tools.grid import Grid, GridTransformation
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from typing import Any
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FACING = [
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Coordinate(1, 0),
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Coordinate(0, 1),
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Coordinate(-1, 0),
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Coordinate(0, -1)
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]
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CUBE_CONNECTIONS = {
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'.#./###/.#./.#.': 1,
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'###/.#./.#./.#.': 2,
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'##./.#./.##/..#': (
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((0, 0, 1), (1, 1, 0)),
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((0, 0, 2), (1, 2, 0)),
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((0, 0, 3), (2, 3, 3)),
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((1, 0, 0), (2, 2, 2)),
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((1, 0, 3), (2, 3, 2)),
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((1, 1, 0), (2, 2, 3)),
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((1, 1, 2), (0, 0, 3)),
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((1, 2, 2), (0, 0, 0)),
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((1, 2, 3), (2, 3, 0)),
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((2, 2, 0), (0, 1, 2)),
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((2, 2, 3), (1, 1, 2)),
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((2, 3, 0), (1, 0, 3)),
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((2, 3, 1), (0, 0, 1)),
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((2, 3, 2), (1, 2, 3)),
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),
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'##./.#./.##/.#.': 4,
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'.#./##./.##/.#.': 5,
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'.##/.#./.#./##.': 6,
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'.##/##./.#./.#.': 7,
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'..#/.##/##./#..': 8,
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'.#./.##/##./#..': 9,
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'.#./.#./###/#..': (
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((1, 0, 0), (2, 2, 2)),
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((1, 0, 2), (0, 2, 0)),
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((1, 0, 3), (0, 3, 0)),
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((1, 1, 0), (2, 2, 3)),
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((1, 1, 2), (0, 2, 1)),
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((0, 2, 2), (1, 0, 0)),
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((0, 2, 3), (1, 1, 0)),
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((1, 2, 1), (0, 3, 2)),
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((2, 2, 0), (1, 0, 2)),
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((2, 2, 1), (0, 3, 3)),
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((2, 2, 3), (1, 1, 2)),
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((0, 3, 0), (1, 2, 3)),
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((0, 3, 1), (2, 2, 1)),
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((0, 3, 2), (1, 0, 1)),
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),
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'.#/.#/##/#./#.': 11,
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}
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def get_password_from_coord(c: Coordinate, face: int) -> int:
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return (c.y + 1) * 1000 + (c.x + 1) * 4 + face
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def get_cube_conn_dict(cube_conn: tuple, c_size: int) -> dict:
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conn_dict = {}
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for conn in cube_conn:
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cur, tar = conn
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cur_x, cur_y, cur_f = cur
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tar_x, tar_y, tar_f = tar
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match cur_f, tar_f:
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case 0, 2:
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x = (cur_x + 1) * c_size - 1
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tx = (tar_x + 1) * c_size - 1
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for dy in range(c_size):
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y = cur_y * c_size + dy
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ty = tar_y * c_size + dy
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conn_dict[(x, y, cur_f)] = (Coordinate(tx, ty), tar_f)
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case 0, 3:
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x = (cur_x + 1) * c_size - 1
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ty = tar_y * c_size
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for dy in range(c_size):
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y = cur_y * c_size + dy
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tx = tar_x * c_size + dy
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conn_dict[(x, y, cur_f)] = (Coordinate(tx, ty), tar_f)
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case 1, 0:
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y = (cur_y + 1) * c_size - 1
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tx = tar_x * c_size
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for dy in range(c_size):
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x = cur_x * c_size + dy
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ty = tar_y * c_size + dy
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conn_dict[(x, y, cur_f)] = (Coordinate(tx, ty), tar_f)
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case 1, 1:
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y = (cur_y + 1) * c_size - 1
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ty = tar_y * c_size
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for dx in range(c_size):
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x = cur_x * c_size + dx
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tx = tar_x * c_size + dx
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conn_dict[(x, y, cur_f)] = (Coordinate(tx, ty), tar_f)
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case 1, 2:
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y = (cur_y + 1) * c_size - 1
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tx = (tar_x + 1) * c_size - 1
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for d in range(c_size):
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x = cur_x * c_size + d
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ty = tar_y * c_size + d
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conn_dict[(x, y, cur_f)] = (Coordinate(tx, ty), tar_f)
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case 1, 3:
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y = (cur_y + 1) * c_size - 1
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ty = (tar_y + 1) * c_size - 1
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for d in range(c_size):
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x = cur_x * c_size + d
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tx = tar_x * c_size + d
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conn_dict[(x, y, cur_f)] = (Coordinate(tx, ty), tar_f)
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case 2, 0:
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x = cur_x * c_size
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tx = tar_x * c_size
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for dy in range(c_size):
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y = cur_y * c_size + dy
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ty = tar_y * c_size + dy
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conn_dict[(x, y, cur_f)] = (Coordinate(tx, ty), tar_f)
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case 2, 1:
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x = cur_x * c_size
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ty = tar_y * c_size
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for d in range(c_size):
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y = cur_y * c_size + d
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tx = tar_x * c_size + d
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conn_dict[(x, y, cur_f)] = (Coordinate(tx, ty), tar_f)
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case 2, 3:
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x = cur_x * c_size
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ty = (tar_y + 1) * c_size - 1
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for dy in range(c_size):
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y = cur_y * c_size + dy
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tx = tar_x * c_size + dy
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conn_dict[(x, y, cur_f)] = (Coordinate(tx, ty), tar_f)
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case 3, 0:
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y = cur_y * c_size
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tx = tar_x * c_size
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for d in range(c_size):
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x = cur_x * c_size + d
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ty = tar_y * c_size + d
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conn_dict[(x, y, cur_f)] = (Coordinate(tx, ty), tar_f)
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case 3, 2:
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y = cur_y * c_size
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tx = (tar_x + 1) * c_size - 1
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for d in range(c_size):
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x = cur_x * c_size + d
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ty = (tar_y + 1) * c_size - (d + 1)
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conn_dict[(x, y, cur_f)] = (Coordinate(tx, ty), tar_f)
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case 3, 3:
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y = cur_y * c_size
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ty = tar_y * c_size
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for d in range(c_size):
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x = cur_x * c_size + d
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tx = tar_x * c_size + d
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conn_dict[(x, y, cur_f)] = (Coordinate(tx, ty), tar_f)
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case _:
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print("Missing case:", cur_f, tar_f)
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return conn_dict
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def identify_cube(board: Grid) -> dict:
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for i in ((4, 3), (3, 4), (2, 5), (5, 2)):
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if (board.maxX + 1) % i[0] != 0 or (board.maxY + 1) % i[1] != 0:
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continue
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x_size, y_size = (board.maxX + 1) // i[0], (board.maxY + 1) // i[1]
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if x_size != y_size:
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continue # this cannot be a cube
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x_tiles, y_tiles = (board.maxX + 1) // x_size, (board.maxY + 1) // y_size
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cube_grid = Grid()
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for x in range(x_tiles):
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for y in range(y_tiles):
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cube_grid.set(Coordinate(x, y), board.get(Coordinate(x * x_size, y * y_size)) is not None)
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if cube_grid.getOnCount() != 6:
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continue
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print(cube_grid)
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for _ in range(2):
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for _ in range(4):
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board.transform(GridTransformation.ROTATE_RIGHT)
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cube_grid.transform(GridTransformation.ROTATE_RIGHT)
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if str(cube_grid) in CUBE_CONNECTIONS:
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return get_cube_conn_dict(CUBE_CONNECTIONS[str(cube_grid)], x_size)
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board.transform(GridTransformation.FLIP_X)
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cube_grid.transform(GridTransformation.FLIP_X)
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print("FUCK")
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def walk(board: Grid, pos: Coordinate, directions: list, face: int = 0, connections: dict = None) -> (Coordinate, int):
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for direction in directions:
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steps, turn = direction
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for _ in range(steps):
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next_pos = pos + FACING[face]
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next_face = face
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if board.get(next_pos) is None or not board.isWithinBoundaries(next_pos):
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if connections is not None:
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next_pos, next_face = connections[(pos.x, pos.y, face)]
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else:
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match face:
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case 0:
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next_pos = Coordinate(0, next_pos.y)
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case 1:
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next_pos = Coordinate(next_pos.x, 0)
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case 2:
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next_pos = Coordinate(board.maxX, next_pos.y)
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case 3:
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next_pos = Coordinate(next_pos.x, board.maxY)
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while board.get(next_pos) is None:
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next_pos += FACING[face]
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next_val = board.get(next_pos)
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if not next_val:
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break
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else:
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pos = next_pos
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face = next_face
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if turn != 'S':
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face = (face + (1 if turn == 'R' else -1)) % 4
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return pos, face
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class Day(AOCDay):
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inputs = [
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[
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(6032, "input22_test"),
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(1428, "input22"),
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],
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[
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(5031, "input22_test"),
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(None, "input22"),
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]
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]
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def get_map_and_directions(self) -> (Grid, list, Coordinate):
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board_map = Grid(None)
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start_pos = None
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map_lines, dir_line = self.getMultiLineInputAsArray()
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for y, map_line in enumerate(map_lines):
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for x, v in enumerate(map_line):
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if v in ['#', '.']:
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c = Coordinate(x, y)
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if start_pos is None and v == '.':
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start_pos = c
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board_map.set(c, v == '.')
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if dir_line[0][-1] not in ['R', 'L']:
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dir_line[0] += 'S'
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directions = []
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for d in re.findall(r'\d+[RLS]', dir_line[0]):
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directions.append((int(d[:-1]), d[-1]))
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return board_map, directions, start_pos
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def part1(self) -> Any:
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board_map, directions, start_position = self.get_map_and_directions()
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finish, face = walk(board_map, start_position, directions)
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return get_password_from_coord(finish, face)
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def part2(self) -> Any:
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board_map, directions, start_position = self.get_map_and_directions()
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conn = identify_cube(board_map)
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board_map.bla()
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for x in board_map.rangeX():
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c = Coordinate(x, 0)
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if board_map.get(c) is not None:
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start_position = c
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break
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print(board_map.minX, board_map.minY, board_map.maxX, board_map.maxY)
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print(start_position)
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print(board_map.get(Coordinate(4, 0)))
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print(conn)
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board_map.print(true_char='.')
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finish, face = walk(board_map, start_position, directions, 0, conn)
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print(finish, face)
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print(get_password_from_coord(finish, face))
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return ""
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if __name__ == '__main__':
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day = Day(2022, 22)
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day.run(verbose=True)
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202
inputs/input22
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202
inputs/input22
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File diff suppressed because one or more lines are too long
14
inputs/input22_test
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14
inputs/input22_test
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...#
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.#..
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#...
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....
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...#.......#
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........#...
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..#....#....
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..........#.
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...#....
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.....#..
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.#......
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......#.
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10R5L5R10L4R5L5
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50
test
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50
test
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.......................#..............#............##.....#.......
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.....#..................#........#.....................#.#....#.......#.#.......#........#...###....
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........#..................#..........#.......................#.........#...............#.##..#.....
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.#...................#......#........#..#..#...........#.......................#..................##
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..###................#...........#.......#...........#........................#..#....#.#...........
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...#............#..........#..............#..#...#...........#.#..........#...#.....................
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..##.#............#...#.#.....#..##...............#.....##.#.#.............#.#.....##........#......
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...............##..#............#.#.............#..##........#..#...............#.....#.............
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....#........#.........###..........#........#.........................#.............#..#...........
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..#...#.................#..............#......#..............#...##......#.....................#....
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...........#...#......###.....#..#...#...............#......#.....................#......#..........
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.....#.........................#.#.....#...........##.....#..............#.#.........#...........#..
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...#....#...#.......##..........#.............#...........#...........##............................
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..##........#............#........#......#....#...........#..#..#...........#.#.....................
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...#..#.......#................#......#.#.................#.........................................
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#....#..#.......#............#....##.................#..............#....#.......#.#.#..............
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...............#......................#..#...................................#.#.##..#..............
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...#..........................#...#................#.....#.........................#...............#
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...#...............................#.....#........#....#.......#......##.......................##...
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.........#..................#............#..................#.....#..........#...#...........#....#.
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#........#...#............#..#.........................#.........#...##....#.............#........#.
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..................#.#...#......#.....................................#...........#.......#....#.....
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..............#......................................##.....#..........................##..#........
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#...........#....................#.......#..................................#....#........#.........
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#..#..................................#.#............................#.##...#...#....#.........#..#.
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......................#....#.....#................##...............#...#............................
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....#............#..#........#......#.#.............#.#...#.........#.#.###.........................
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..............#...........................#.....................#...................................
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.#................#..#..........#..........#..........#.........#....#.....#..##....####.#..........
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..#........##...............#........#........#..#............................#........##...#.......
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.........#.......#....#..............#.............#.#..................................#...........
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.#.....#...#............#.......##......#..........#.........#..#........................#......#...
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.......#.#...#.........................#...............#.#..........................................
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.......#....#.......#................................#.................................#......#.....
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.#..#................................................#.....#......#..........................#.....#
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#......#...............#.......#...##......#.#.#.............#.............##..#.............##.....
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......#.......................#...#..#.#......#.......##...#...................#..............#.....
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...#.......#..................#....#.....#...#......#.................................#.......#.....
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..#......#........#...#..#....#..#..#..............................##..#....................#..#....
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.#.#.......#.#.......................#..#.......#..#...#..............#..........#..................
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#...........#.............#...#...........##....#...................................##..............
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..................................#...........#...................................#..............#..
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......................#....#...................#..##...............#...................#...#...#.#..
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....#............#....................#.......................................#..#...#.......##.....
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...#.......#..........##.#........#.....................#....#............#.................#..#....
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......#.........................#........##.........#................##.........#............##.###.
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#...................#............#..................#.................##..#......................#..
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.#......#................#..............#.................#.....#...............................#.##
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..........#........#...........#................#....##.#............##................#.#..........
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.....#........................................#.......#..............
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