QWE密码

# write by 2021/7/23
# QWE密码
DIC_QWE = "qwertyuiopasdfghjklzxcvbnm"
DIC_ABC = "abcdefghijklmnopqrstuvwxyz"
def encrypt_qwe(string):
    ciphertext = ""
    string = string.replace(" ", "")
    for i in string:
        if i in string:
            if i in DIC_ABC:
                ciphertext += DIC_QWE[DIC_ABC.index(i)]
            else:
                return -1
    return ciphertext
def decrypt_qwe(string):
    plaintext = ""
    string = string.replace(" ", "")
    for i in string:
        if i in string:
            if i in DIC_QWE:
                plaintext += DIC_ABC[DIC_QWE.index(i)]
            else:
                return -1
    return plaintext
if __name__ == '__main__':
    ciphertext_ = encrypt_qwe("i love you")
    plaintext_ = decrypt_qwe(ciphertext_)
    print(f"{plaintext_}: {ciphertext_}")