advent-of-code/2016/d06/ex1/ex1.py

24 lines
507 B
Python
Executable file

#!/usr/bin/env python
import collections
import sys
def solve(input: str) -> str:
def error_correct(messages: list[str]) -> str:
res: list[str] = []
for i in range(len(messages[0])):
res.append(collections.Counter(l[i] for l in messages).most_common()[0][0])
return "".join(res)
messages = input.splitlines()
return error_correct(messages)
def main() -> None:
input = sys.stdin.read()
print(solve(input))
if __name__ == "__main__":
main()