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day_03.py
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day_03.py
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import aoc_helper
raw = aoc_helper.fetch(3, year=2020)
# print(raw)
def parse_raw():
return [[char == "#" for char in i] for i in raw.splitlines()]
data = parse_raw()
def part_one():
x, y = (0, 0)
trees = 0
while y < len(data):
if data[y][x % len(data[0])]:
trees += 1
x += 3
y += 1
return trees
def one_slope(dx, dy):
x, y = (0, 0)
trees = 0
while y < len(data):
if data[y][x % len(data[0])]:
trees += 1
x += dx
y += dy
return trees
def part_two():
return (
one_slope(1, 1)
* one_slope(3, 1)
* one_slope(5, 1)
* one_slope(7, 1)
* one_slope(1, 2)
)
aoc_helper.lazy_submit(day=3, year=2020, solution=part_one)
aoc_helper.lazy_submit(day=3, year=2020, solution=part_two)