advent-of-code/2023/d15/ex1/ex1.py

28 lines
474 B
Python
Executable file

#!/usr/bin/env python
import sys
def solve(input: list[str]) -> int:
def compute_hash(string: str) -> int:
res = 0
for c in string:
res += ord(c)
res *= 17
res %= 256
return res
return sum(map(compute_hash, input))
def main() -> None:
input = sys.stdin.read().splitlines()
assert len(input) == 1 # Sanity check
print(solve(input[0].split(",")))
if __name__ == "__main__":
main()