题解 | #字符串加解密#

def encrypt(code,mode):
    res = ''
    for i in code:
        if 48 <= ord(i) <= 57:
            res += chr(48 + (ord(i) - 48 - mode) % 10)
        elif 65 <= ord(i) <= 90:
            res += chr(97 + (ord(i) - 65 - mode) % 26)
        elif 97 <= ord(i) <= 122:
            res += chr(65 + (ord(i) - 97 - mode) % 26)
    return res
while True:
    try:
        str1 = input()
        str2 = input()
        print(encrypt(str1,-1))
        print(encrypt(str2,1))
    except:
        break