98 lines
2.5 KiB
Python
98 lines
2.5 KiB
Python
from dataclasses import dataclass
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from collections import deque
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@dataclass
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class BingoItem:
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value: int
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marked: bool = False
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def parse_grid(inp):
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raw_grid = [inp.popleft() for _ in range(5)]
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grid = [[BingoItem(int(y)) for y in x.rstrip().split(" ") if y != ''] for x in raw_grid]
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return grid
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def parse_grids(inp):
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grids = []
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while len(inp) >= 5:
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grid = parse_grid(inp)
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grids.append(grid)
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try:
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inp.popleft()
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except IndexError:
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break
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return grids
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def check_line_win(grid):
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for line in grid:
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if all(n.marked for n in line):
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return True
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return False
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def check_column_win(grid):
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for col_number in range(len(grid[0])):
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column = [line[col_number] for line in grid]
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if all(x.marked for x in column):
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return True
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return False
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def calculate_score(grid, final_num):
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unmarked = sum([sum([n.value for n in line if not n.marked]) for line in grid])
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return final_num * unmarked
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def print_green(text, end):
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print(f"\033[1;32;40m{text}\033[0;37;40m", end=end)
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def print_grid(grid):
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for line in grid:
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for col in line:
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if col.marked:
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print_green(f"{str(col.value).ljust(2)}", " ")
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else:
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print(f"{str(col.value).ljust(2)}", end=" ")
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print()
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print()
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def play_bingo(numbers, grids):
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winning_grids = []
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for number in numbers:
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print(number)
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for grid in grids:
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for line in grid:
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for grid_number in line:
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if grid_number.value == number:
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grid_number.marked = True
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for grid in grids:
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win = [check_line_win(grid), check_column_win(grid)]
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if any(win):
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winning_grids.append((grid, number))
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# the grid won, remove it from the game
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grids.remove(grid)
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first_winning_grid, number = winning_grids[0]
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first_score = calculate_score(first_winning_grid, number)
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print(f"Part 1, score = {first_score}")
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last_winning_grid, number = winning_grids[-1]
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last_score = calculate_score(last_winning_grid, number)
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print(f"Part 2, score {last_score}")
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def main(input_file):
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with open(input_file) as f:
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inp = deque(f.readlines())
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numbers = [int(x) for x in inp.popleft().split(",")]
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inp.popleft()
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grids = parse_grids(inp)
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play_bingo(numbers, grids)
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if __name__ == "__main__":
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main("input.txt")
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