Created
December 11, 2020 21:40
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| from collections import Counter | |
| with open('data.txt') as file: | |
| data = file.read().splitlines() | |
| def get_adjacent_seats(row, col, _data): | |
| previous_row = None | |
| next_row = None | |
| previous_col = None | |
| next_col = None | |
| # is there a previous row? | |
| if row > 0: | |
| previous_row = row - 1 | |
| # is there a next row? | |
| if row < len(_data) - 1: | |
| next_row = row + 1 | |
| # is there a previous col? | |
| if col > 0: | |
| previous_col = col - 1 | |
| # is there a next col? | |
| if col < len(_data[0]) - 1: | |
| next_col = col + 1 | |
| adjacents = [] | |
| if previous_row is not None: | |
| if previous_col: | |
| adjacents.append(_data[previous_row][previous_col]) | |
| adjacents.append(_data[previous_row][col]) | |
| if next_col is not None: | |
| adjacents.append(_data[previous_row][next_col]) | |
| if previous_col is not None: | |
| adjacents.append(_data[row][previous_col]) | |
| if next_col is not None: | |
| adjacents.append(_data[row][next_col]) | |
| if next_row is not None: | |
| if previous_col is not None: | |
| adjacents.append(_data[next_row][previous_col]) | |
| adjacents.append(_data[next_row][col]) | |
| if next_col is not None: | |
| adjacents.append(_data[next_row][next_col]) | |
| return adjacents | |
| def make_moves(row, col, previous_pass, new_data): | |
| if len(new_data) <= row: | |
| new_data.append([]) | |
| if previous_pass[row][col] == ".": | |
| new_data[row].append(".") | |
| elif previous_pass[row][col] == "L" and "#" not in get_adjacent_seats(row, col, previous_pass): | |
| new_data[row].append("#") | |
| elif previous_pass[row][col] == "#" and Counter(get_adjacent_seats(row, col, previous_pass))["#"] >= 4: | |
| new_data[row].append("L") | |
| else: | |
| new_data[row].append(previous_pass[row][col]) | |
| return new_data | |
| def print_data(d): | |
| for row in d: | |
| print("".join(row)) | |
| print("\n") | |
| def run_it(_print=False): | |
| previous_pass = data | |
| i = 1 | |
| while True: | |
| new_data=[[]] | |
| for row in range(len(data)): | |
| for col in range(len(data[0])): | |
| new_data = make_moves(row, col, previous_pass, new_data) | |
| if _print: | |
| print(f"pass {i}") | |
| i += 1 | |
| print_data(new_data) | |
| if new_data == previous_pass: | |
| break | |
| previous_pass = new_data | |
| # print_data(new_data) | |
| return Counter("".join(["".join(row) for row in new_data])) |
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