import helper, cryptlib

def main():
    hexstring = helper.read_file("data/03.txt")
    candidates = []
    for key in range(256):
        decrypt = cryptlib.single_byte_xor(hexstring, key)
        english_score = cryptlib.score_english_lang(decrypt) 
        result = {
            'key': key,
            'score': english_score,
            'plaintext': decrypt
        }
        candidates.append(result)

    print(sorted(candidates, key=lambda c: c['score'], reverse=True)[0])

if __name__ == '__main__':
    main()