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#!/usr/bin/env python
# -*- coding: utf-8 -*-
from collections import Counter
def decrypt_message(lines: [str]) -> str:
"""
Decrypts the message by selecting the most frequent character at each position.
Args:
lines (list of str): The repeated message lines.
Returns:
str: The decrypted message.
"""
message_length = len(lines[0])
decrypted_message = ""
for i in range(message_length):
column_chars = [line[i] for line in lines]
most_common_char = Counter(column_chars).most_common(1)[0][0]
decrypted_message += most_common_char
return decrypted_message
if __name__ == "__main__":
repeated_message = [
"P + 2 l ! a t o",
"1 e 8 0 R $ 4 u",
"5 - r ] + a > /",
"P x w l b 3 k \\",
"2 e 3 5 R 8 y u",
"< ! r ^ ( ) k 0",
]
decrypted_message = decrypt_message(repeated_message)
print(decrypted_message)
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