题解 | 字符串加密

s = input()  # 对照表，去重后补充未出现的字母在串尾，作为对照表对t进行替换加密

t = input()  # 待加密字符串


def quchong(s: str):
    new_s = ""
    for char in s:
        if char not in new_s:
            new_s += char
    return new_s


quchong_s = quchong(s)


def alphalist():#懒得打字硬编码
    alpha_li = ""
    i = 97
    while i < 123:
        alpha_li += chr(i)
        i += 1
    return alpha_li


alpha_str = alphalist()

end_s = ""
# 最终参照表s
end_s += quchong_s
for char in alpha_str:
    if char not in quchong_s:
        end_s += char

dict_s = dict(zip(alpha_str, end_s))#合并俩列表为字典，字母表对应参照表end_s

encode_t = ""
for char in t:
    encode_t += dict_s.get(char)

print(encode_t)