51 lines
1.6 KiB
Python
51 lines
1.6 KiB
Python
|
import re
|
||
|
|
from solutions import BaseSolution
|
||
|
|
from collections import defaultdict
|
||
|
|
|
||
|
|
|
||
|
|
class Solution(BaseSolution):
|
||
|
|
input_file = "06.txt"
|
||
|
|
|
||
|
|
def __str__(self):
|
||
|
|
return "Day 6: Probably a Fire Hazard"
|
||
|
|
|
||
|
|
def parse_input(self, data):
|
||
|
|
return data.strip()
|
||
|
|
|
||
|
|
def solve(self, puzzle_input):
|
||
|
|
m = defaultdict(bool)
|
||
|
|
for ase in puzzle_input.splitlines():
|
||
|
|
p = re.match(r"^(.+) (\d+),(\d+)\D+(\d+),(\d+)", ase).groups()
|
||
|
|
a, sx, sy, ex, ey = p
|
||
|
|
for r in range(int(sy), int(ey) + 1):
|
||
|
|
for c in range(int(sx), int(ex) + 1):
|
||
|
|
match a:
|
||
|
|
case "toggle":
|
||
|
|
m[(r, c)] = not m[(r, c)]
|
||
|
|
case "turn on":
|
||
|
|
m[(r, c)] = True
|
||
|
|
case "turn off":
|
||
|
|
m[(r, c)] = False
|
||
|
|
return sum(m.values())
|
||
|
|
|
||
|
|
def solve_again(self, puzzle_input):
|
||
|
|
m = defaultdict(int)
|
||
|
|
for ase in puzzle_input.splitlines():
|
||
|
|
p = re.match(r"^(.+) (\d+),(\d+)\D+(\d+),(\d+)", ase).groups()
|
||
|
|
a, sx, sy, ex, ey = p
|
||
|
|
for r in range(int(sy), int(ey) + 1):
|
||
|
|
for c in range(int(sx), int(ex) + 1):
|
||
|
|
match a:
|
||
|
|
case "toggle":
|
||
|
|
m[(r, c)] += 2
|
||
|
|
case "turn on":
|
||
|
|
m[(r, c)] += 1
|
||
|
|
case "turn off":
|
||
|
|
m[(r, c)] = max(m[(r, c)] - 1, 0)
|
||
|
|
return sum(m.values())
|
||
|
|
|
||
|
|
|
||
|
|
if __name__ == "__main__":
|
||
|
|
solution = Solution()
|
||
|
|
solution.show_results()
|