mirror of
https://github.com/Noettore/AdventOfCode.git
synced 2025-10-14 19:26:39 +02:00
83 lines
2.1 KiB
Python
83 lines
2.1 KiB
Python
"""AOC Day 2"""
|
|
|
|
from os import read
|
|
import pathlib
|
|
import time
|
|
|
|
TEST_INPUT = """forward 5
|
|
down 5
|
|
forward 8
|
|
up 3
|
|
down 8
|
|
forward 2"""
|
|
|
|
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
|
|
|
|
def extract(input_data: str) -> list:
|
|
"""take input data and return the appropriate data structure"""
|
|
entries = list()
|
|
for entry in input_data.split('\n'):
|
|
dir, dist = entry.split(' ')
|
|
dist = int(dist)
|
|
entries.append((dir, dist))
|
|
return entries
|
|
|
|
def part1(entries: list) -> int:
|
|
"""part1 solver take the entries and return the part1 solution"""
|
|
h_pos = 0
|
|
v_pos = 0
|
|
for dir, dist in entries:
|
|
if dir == "forward":
|
|
h_pos += dist
|
|
elif dir == "up":
|
|
v_pos -= dist
|
|
elif dir == "down":
|
|
v_pos += dist
|
|
else:
|
|
return None
|
|
return h_pos*v_pos
|
|
|
|
def part2(entries: list) -> int:
|
|
"""part2 solver take the entries and return the part2 solution"""
|
|
h_pos = 0
|
|
v_pos = 0
|
|
aim = 0
|
|
for dir, dist in entries:
|
|
if dir == "forward":
|
|
h_pos += dist
|
|
v_pos += aim * dist
|
|
elif dir == "up":
|
|
aim -= dist
|
|
elif dir == "down":
|
|
aim += dist
|
|
else:
|
|
return None
|
|
return h_pos*v_pos
|
|
|
|
def test_input_day_02():
|
|
"""pytest testing function"""
|
|
entries = extract(TEST_INPUT)
|
|
assert part1(entries) == 150
|
|
assert part2(entries) == 900
|
|
|
|
def test_bench_day_02(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)
|
|
entries = extract(input_data)
|
|
print("Part 1: %d" % part1(entries))
|
|
print("Part 2: %d" % part2(entries))
|
|
end_time = time.time()
|
|
print("Execution time: %f" % (end_time-start_time))
|
|
|
|
if __name__ == "__main__":
|
|
main() |