advent-of-code/2022/python/day04.py
2022-12-09 11:43:00 -05:00

39 lines
795 B
Python

import shared
def part1(x):
internal = 0
for pair in x:
l,r = pair.split(",")
l1,l2 = map(int, l.split("-"))
r1,r2 = map(int, r.split("-"))
if l1 <= r1 and l2 >= r2:
internal += 1
elif r1 <= l1 and r2 >= l2:
internal += 1
print(internal)
def part2(x):
internal = 0
for pair in x:
l,r = pair.split(",")
ll = list(sorted(map(int, l.split("-"))))
rl = list(sorted(map(int, r.split("-"))))
set1 = set(range(ll[0], ll[1]+1))
set2 = set(range(rl[0], rl[1]+1))
if bool(set1 & set2):
internal +=1
print(internal)
def main():
rows = [row for row in shared.load(4)]
part1(rows)
part2(rows)
if __name__ == "__main__":
main()