diff options
author | Thomas Voss <mail@thomasvoss.com> | 2024-12-20 08:07:26 +0100 |
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committer | Thomas Voss <mail@thomasvoss.com> | 2024-12-20 08:07:26 +0100 |
commit | eee14769b46a0dbf5f6765827b6daab333d259fc (patch) | |
tree | 9f10a051f1bb3125dc3f86239fc9a3de7f8c5e49 /2023/04/puzzle-1.py | |
parent | ff03dafbae6f53027a1e79e1a60678afc31ebbdf (diff) |
Add 2023 day 4 solutions
Diffstat (limited to '2023/04/puzzle-1.py')
-rw-r--r-- | 2023/04/puzzle-1.py | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/2023/04/puzzle-1.py b/2023/04/puzzle-1.py new file mode 100644 index 0000000..8c221d8 --- /dev/null +++ b/2023/04/puzzle-1.py @@ -0,0 +1,14 @@ +def main() -> None: + acc = 0 + with open("input", "r") as f: + while line := f.readline(): + l, r = map(str.split, line.split('|')) + l = set(filter(str.isdigit, l)) + r = set(filter(str.isdigit, r)) + if s := l & r: + acc += 1 << (len(s) - 1) + print(acc) + + +if __name__ == "__main__": + main()
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