diff options
Diffstat (limited to '2020/14/puzzle-2.py')
| -rwxr-xr-x | 2020/14/puzzle-2.py | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/2020/14/puzzle-2.py b/2020/14/puzzle-2.py index 45fb6ad..726da0a 100755 --- a/2020/14/puzzle-2.py +++ b/2020/14/puzzle-2.py @@ -26,22 +26,22 @@ def bitmask(mask: str, num: int) -> tuple[int, ...]: def main() -> None: - with open("input", "r") as f: + with open("input", "r", encoding="utf-8") as f: lines = f.read().splitlines() mem: dict[str, int] = {} mask = "" for line in lines: - line = line.split(" ") - if line[0] == "mask": - mask = line[2] - else: - address = line[0][4:-1] - addresses = bitmask(mask, int(address)) - for a in addresses: - mem[a] = int(line[2]) - - print(sum(mem[val] for val in mem)) + match line.split(" "): + case ["mask", _, mask]: + mask = mask + case [addr, _, val]: + address = addr[4:-1] + addresses = bitmask(mask, int(address)) + for a in addresses: + mem[a] = int(val) + + print(sum(mem.values())) if __name__ == "__main__": |