From f33f7afd5691ab335003601b5d97a344f95daa61 Mon Sep 17 00:00:00 2001 From: Ettore Dreucci Date: Tue, 8 Dec 2020 00:39:18 +0100 Subject: [PATCH] AoC 2015: day3 Signed-off-by: Ettore Dreucci --- 2015-python/inputs/day_3 | 1 + 2015-python/solutions/day_3.py | 69 ++++++++++++++++++++++++++++++++++ 2 files changed, 70 insertions(+) create mode 100644 2015-python/inputs/day_3 create mode 100644 2015-python/solutions/day_3.py diff --git a/2015-python/inputs/day_3 b/2015-python/inputs/day_3 new file mode 100644 index 0000000..783e28b --- /dev/null +++ b/2015-python/inputs/day_3 @@ -0,0 +1 @@ +>^^v^<>v<<>v^^^^^><^<<^vv>>>^<<^>><>>><>v<><>^^<^^^<><>>vv>vv>v<<^>v<>^>vv>><>^v<<<v^>>>vv>v^^^<^^<>>v<^^v<>^<<>^>><^<>>><><>v<<<><><>v><<>^^^^v>>^>^^^v^^^^^v<><^v><<><^v^>v<<>^<>^^v^<>vv>^^<^<>^v<><^><><><<<<>^vv^>^vvvvv><><^v<<^<^^v^<>^>^^^v^>v<><^vv<<^<>v<>^^>^^>v^>^<<<v><^v>^>>v>>>>^v^^>v^>^vv^>vv^^v<<^<^^<>v>vv^v>><>>>v^>^>^^v<>^^vv>v^<v<<>^vvvv><<^<>>^v^>>^v<^<>>v^<>>v<>>v^^^><^>>vvvv>^v<^><<>>^<>^>vv>>^^>v^^^><^<<^^v>v<^<<>v>^^vvv^v^>v^<>^^<>v^v>v>vvv>^^v<>v>>^<>><>v>v^<^v<>>^>><>^vvv^>>vvv<>v>v>^>>v<<>^<>^<>>>^v<<<^<^v>vv^>><<>^v^^^v<>^^vv><>><>>^>v^v<>>^<<^v>^^^<>^v^><>v<vv^>vv<<>>><<^v^<>v>>^^<>^><<^>vv>>^<>>v><^>>^^<>>^<^v><>vv^^^v>vvv>^><<>^^>^<vvv<^<<>^>^vvvv>v>vv^<>>^vv<^^^vv><^vv<<^>^^>v^<>^v<<>v^>^>v<<^vvv<<^^>^<<<<>vv>>^<>^>>>v^^>>vv>^^v<<>>>^^v><<^^><><^<>>><^<><><^<>v>v^<><^^v^>^>^vv^>^^<vv<^vvv<>>^^<^>v^>^>^>>v<<<><^v<<><^v<^^vv>vvvvv<<>^v^v>vv>>>vvv^^<^<^<><>v><^v><^<<<>><<^>v<>^>^v>>^<>v^<^>><<>^^>^^^>^^>>><>^v^v><<<vv>v<>v^v><>>>v^<><^vvv>vv^<^<<^<^^v>^>>>v<^<^v^^<^<^>>>vv>^<<><>^>>v>^<<>><^<>v<>vv^^>^>vvv^v<<^<^^^vvv<^^v^vv^>>v<^>^^v<^<^vv>v<vv>^>vvv>>>^^>v<>^v>v^<^>>v>^^v>>>>v^v<^>v>^v<^^<^<>>^<>v<^v<>><^>vv>^^>>vv^<>>^vv<>vv<><<>>v>vv^><>>^^v^>>v^v^><<<>>^^<^v<<^<>>>>^<^>v^><<^>v<^v<^>>^^<<<<><^<^v^v<>>^v<^<<^^vv>^>>^>^vv^>^v<>>^v^^><>v>vv><^>>vvvvv^v^^<^<>v^^^^<><<>>>^v><^>^><^><<^vv<>>v^<v><>^>>v^<^^><>>><^>>>^^<^>vvvv<>^<<>^>>v<^v>^>v>>>vv>v>>v^^^<^^>^v>^>vv>vvv<>v<^>v>^^>>^v^^^^^v^vv><^<><>^>vv<^>>^vvvv^^^>^^v<<^><^^>^<>^^>^<>>^><<^^>v^v>>^>vvvv>^^v>>vv><<v>^^^v^vvv<^><<^>^<>^><<<<^<>v^>^>><>v^v<^vv^^>vv<vv^vvv<<<<>^vv<^^<>^vv^^>^>^v^vv^>>v^vv^^<v^v^^^^v<^<^>v>^>v>^vv^v^^^<^^^<^^<>^<>>>^<>>^^>v^^v^<<^v><^v>v<^><^>vv^^>v>^<><^^^>vv<<<<<^<>^v^v>^vv^<>v>v<^>vv<<^vv>vv<>>v>>><^<<><^^>^<^>>^>^^<^v>^vv><v<<>>^>v>>v>>v<^<<^<^>>>v>^^^v><^>^^>>v<<>^v>vvv^vv<<<>vvv<<>^>>>v^<^>v^^v<^^v<>>^^>^v^>v<<<<^<>v^><<>>><v>><>>^<<<^<^^>v<>>v<>vv<<^<<><<^>v^^^vv^>vvvv>>v>v^><vv^<<><^>>>^<<<^<^<^>v<>>v>>vv^^><<<<^^^v>><<^>>v<><><<>^><^><^v<>v^>>>v<^><^<>^v><^><^^^><^^v^<<><>>^>v^<^v^vv<><^>vv^>v^vvv^<>>^><^<^<>^<<>^v>^>>^v^vv>>^v<<>^><^>>>v<<^^v>>><><><v^^vv>vv^<^v<>^v>>v^v>v<^^vv><>^v<<>v^<>v^>>v>vvv<^><><^^>^vv^>>v^>^<^^<><>><<>^^^><^v^v><<<><<^v^vv>v>><^>>>v<>v^^>>v<<>v>v<>v^^<>>v<^vv<>^<<>v>vv^^<>>^^^<>^^>^v>v>>>^v^v>^^v^v<^<^^><^<>><<>^>>^>^^><>v<><>><<<>>>>vv>>>^>>^v<^>v^^^v<><<<^<<<>>>>>^>vv<^v^<>^^v>vvv<>>>^v^^^v<<<<>>^^^<>v<^<<<>><>>v<^<>^><><^^^>^^<^^v^>><<^vv>^v>>^v>^^>^v>^vvv<>v^v^^<>vv^>>><>v<^><<<>^v>^v<<<^>^>^>v^v<<>^>>>>>v^>vv<<^v^v<<><^v>>vv<>>>>^vv>v^<>vv>v^vvv<><<^<^^^vv^<>^^^^<^><^<>v^>^>>vvv<<>><^vvv^<<^^<<>>>^<>>>v^^><>><<>>>>>>><>>>v<>>v^<>vv<><^^^^v^<<^<<^^>v<^vvv^v>>v>^>>v>^^><v<>vv<^v^vv><>v^>>v<^^^>^><^><>v>>>vvv>^v^<^^^^^v><>v><>v^v^vvvvv<>vv<<^<^>^^v^<<>^<^><<>v^<<^<>v<<^v>>^v<>^>>^^><>v^<^^>^<<<<>vv>^v^v<^^^><>^^<>>v^v<<^^^^v^<><^^<^^^<^v>^>^vv><<<^vvv>v<>v^vv^>>>v^v<>^v<<>^vv>v>v>v^<^>v^^<^>^^^^vv>^^><^>vv^>>^^v>><<<<^><>v<>^^^><<^>v^>^^<^>>><>>>>>^>^><>v>v^v^^><<>vv^v>v^<^<>^^<^>v>^<><<^<^<^>^>^>^^v^<<^^v^^<^<>><^>v>>^^<>^^^<<<^v<^vv>^<<<vv>>>v><>>><>>v<<<>^v>v<^>><^><>^v^>^v>^v<<><<^<>>v>^><>^>><>><^<^^>^v^^<>v^^^^<^v><>^^<<<><<<<<^^>v^vvvv>v<>>vv<^>^v^>v<^vv^v<<><v^v>^^><><^v><>>><<>^vv<>v>>v<^v>>>vv>v>^vv<<>^^vvvv<>^<^<<>^>><^v>vv^^v<<^^><<>v^^<><>^>^>^>v<^^v^^>v<>vvv<^v<<<^^><^<v<>^>v><>^^<^^^>^v<<><<><>vv>v^<>v^><><v<>v>^<<<>vv>>vvv>^^vv^v^^<^^<>v^^<>v>>^^>^>^>v>><^>><>>^<<>><^>v<<<<<<<^v^v^<><v^>v^vv<<^^vv^>>>>^<>v<^v<>v>v^vv>vv>v>>>>vv^<<<v<<<<^^>^^v^><<^v^>^^vvv^>^<>vvvv^<><>v^^^>vv><><<<^^vvv<>><<^vv^>^<^>^^^<<vv^<^<<>^>^v><^>^^>>>vv^><^^vv><>^vv><<v^>v<^v^>>^^^^>vv>>vv^><^vv^vv<<^>vv>^v^^v^v>>>^vv<>v>^^^^<^>><>^v^^^>v<^^<<^^vvvv<^>><><^>>^><^<>v<><^>v><v<^vvv^^>v>^v^v^<>v>^>>vv>><^^^vv<><><<^vv<<>><^v>v^>vvv^v^<<^>^vv^>v^>v>^<<<<>v>^>^^>^<>^>^><<<^<<^<<^>^v>>>><<<>>>>>>^<^v<^>v<>vv<><>v>>^>>^>vv^^><<^>^^<<^>v<^>>vv>^<>v><^>v>>>>>^v<^<<>vv<<><<>v<^^^^v^^<^^^<^<<^>><>v<<>v>>><>v^vv>^>^>>vv^v<^v>vv^>v^v<^>vv<<^^v><^>>^^vv<^<>>v^^>>^v>>>^>>v>v<>v<^vv><>^<<^>vv>>><><>v^><>v^>v>v><^v<>^v<<^vv^><^^>><^^^<<<^>v>^v>>><^>><^>>>^^^<^>vv<><<^<^^>>^^^v^v^v>v>>><^>>>v>^vv<<^^^<^^vv>v<<>v>><<^>^<^>^v^>v><^<^vv>v>><>^<v^>^>><^^^v^v<><<>vvv<^^><>^>vvv>>>^><<>>>^vvv^v^>v<^<^>>^>v<^>^v<<><<<^>^<^^^>vv<^^^^vv<<>vv>>><^<^<>>>^>^>>^<<<<<^^v>^>^<>vvv^^<^><^>^^v>^vv^><^><^>>>v>^v>^>^v><^>v^>^<><<><>vvvv^>^>>v<>^><^>^>^^v^v>v<>^v^><^>>v>v^><<<^>>^<>^<>>v><>>v^>^>^^<>>v^>^>vv^^vv<>v<>^v>^^><^>vv^<^v^<<^<^<><>>>^v^<<^><^>vvv<^>vv^>v<<<>^<>v><^^<>^<^><>vvvv^v^^^>v<>>><<>vvv<<^^^>v>v>>v<^^v>^><^<><<>v^^^vv<>^>^^vv>^<<^v<^v>>>^>>><^<<>^v>>^>vv<<^v>v^^v^>><<^v<<<<>v>v>v^^<^><>^^<<vv<>>>^>>v<>^<>v>v^v>^>><<^^<^^v><<vvv^vv><>><<<^<<>^<^<>>vvv<>^<>v^v<><>>v^v><<>>>vvv>v<>^>>^><^>vv<<>>v<<^><>v>>^^^>^<<>><^<<>>>><^^>vv<>^<>vvvvv^vv<>>^<<><>^^vvv>>>vv<<^^><^v^^v<>^^>^><^>v^^^^v<^<vv^^>v^vv>v><>>vv>^<^>v^v^^v>^>vv^>v^v>^^v<<^>^^<<>^><^v>>>vv^>^^>vvvv>>v<^^>>>v^<><^<^^vv^^>v^<>^^^>>><^^v>v>^<<>^vvv^>^^^>>v>^v><<><<>v<^<<>^><>^>vv>^^^v<<^v^vvv^^>^vv^<^>^>^^v>v^>^<<><<^>v>>vv^vv>>^<<^<^^<^^>v^^^<^<>^<>>^v<^vvv^^v^<><^>>>>>v><><<<>vv<^v>><<>vvv<><v^^>>^>^v>><><^^v<>><>>v^>^<<<>><><^^<>>v<><^vv<^v>^<<<>^<><^>><<>^>v>^^^v>>^<^^v>^><<><>>^>>^<^v<>^>^>vv>^vvv<^>^<<^^<>^^^^vvv<>^vv^^<^>>><>v^<><^<<^>v^^v<>>^vv<>v^^<>>v^vvvvv<>>><^>vv>v^v^^^><^>^^^^v<><^v<<>v^>v>>vv<<>^vvv>^^vv^><>>^>>^>v><>>^^v>^>^>>>^>v<^v>v>^<^^^^^>>v>v<<^>^^^>><<^><>v<>^^^vv<>^^>><<^^>v>vv>vv>v^>^v>v^^<>>><>v><>vvv^^v>^^>^vvvv^>^<>^vvvv>>><>^<^vv<>^v<^v<>^vvv<<>>>^><^^^<^^v^>v<>v^v><>>>^vvv><^vv>v^<^<^v>>v^^>^vvv^v<^<>>^<>>>^^<><^^vv<>^vv^<>>>>^^<<^^<>vv^^><>^^^^v<><><>vvv>^v^>>vv<<^v<<>>^><^>>>^<^<^^>vv^<<^<>>^^><><^^>v<^v^vv>><^^<<^>>v>v<^^^<^><^^vv>^vv<^v><^<><^^^>>^<><^>>>v^>>>>v<><^^>v<^<^>>^>vv>^^v^v^<<<<^v^><<^<><<<><<<>v>>vv><<^<^<>^^^^<>v<<<vv<>vv^^^>><>vv^><>>^vv<<><^^vv<>v^>>^<<>^v< \ No newline at end of file diff --git a/2015-python/solutions/day_3.py b/2015-python/solutions/day_3.py new file mode 100644 index 0000000..ca45910 --- /dev/null +++ b/2015-python/solutions/day_3.py @@ -0,0 +1,69 @@ +"""AOC 2015 Day 3""" + +import pathlib +import time + +TEST_INPUT = """^v^v^v^v^v""" + +def read_input(input_path: str) -> str: + """take input file path and return a str with the file's content""" + with open(input_path, 'r') as input_file: + input_data = input_file.read().strip() + return input_data + +moves = { + '^': (0, 1), + 'v': (0, -1), + '>': (1, 0), + '<': (-1, 0), +} + +def part1(entries: str) -> int: + """part1 solver take a str and return an int""" + houses = {(0, 0): 1} + pos_x, pos_y = 0, 0 + for direction in entries: + delta_x, delta_y = moves[direction] + pos_x += delta_x + pos_y += delta_y + houses[(pos_x, pos_y)] = houses.get((pos_x, pos_y), 0) + 1 + return len(houses) + +def part2(entries: str) -> int: + """part2 solver take a str and return an int""" + houses = {(0, 0): 2} + pos_x_santa, pos_y_santa = 0, 0 + pos_x_robot, pos_y_robot = 0, 0 + for index, direction in enumerate(entries): + delta_x, delta_y = moves[direction] + if index%2 == 0: + pos_x_santa += delta_x + pos_y_santa += delta_y + houses[(pos_x_santa, pos_y_santa)] = houses.get((pos_x_santa, pos_y_santa), 0) + 1 + else: + pos_x_robot += delta_x + pos_y_robot += delta_y + houses[(pos_x_robot, pos_y_robot)] = houses.get((pos_x_robot, pos_y_robot), 0) + 1 + return len(houses) + +def test_input_day_2(): + """pytest testing function""" + assert part1(TEST_INPUT) == 2 + assert part2(TEST_INPUT) == 11 + +def test_bench_day_2(benchmark): + """pytest-benchmark function""" + benchmark(main) + +def main(): + """main function""" + input_path = str(pathlib.Path(__file__).resolve().parent.parent) + "/inputs/" + str(pathlib.Path(__file__).stem) + start_time = time.time() + input_data = read_input(input_path) + print("Part 1: %d" % part1(input_data)) + print("Part 2: %d" % part2(input_data)) + end_time = time.time() + print("Execution time: %f" % (end_time-start_time)) + +if __name__ == "__main__": + main()