题解 | #字符串加解密#

def jiami(str):
    a = list(str)
    b = []
    for i in a:
        if ord("a")<=ord(i)<ord("z"):
            b.append(chr(ord(i)+1).upper())
        if ord("A")<=ord(i)<ord("Z"):
            b.append(chr(ord(i)+1).lower())
        if i == "z":
            b.append("A")
        if i == "Z":
            b.append('a')
        if i == "9":
            b.append('0')
        if ord("0")<=ord(i)<ord("9"):
            b.append(int(i)+1)
    for i in range(len(b)-1):
        print(b[i],end="")
    print(b[-1])


def jiemi(str):
    a = list(str)
    b = []
    for i in a:
        if ord("a")<ord(i)<=ord("z"):
            b.append(chr(ord(i)-1).upper())
        if ord("A")<ord(i)<=ord("Z"):
            b.append(chr(ord(i)-1).lower())
        if i == 'A':
            b.append('z')
        if i == 'a':
            b.append('Z')
        if i == "0":
            b.append('9')
        if ord("0")<ord(i)<=ord("9"):
            b.append(int(i)-1)
    for i in b:
        print(i,end="")


while True:
    try:
        jia = input()
        jie = input()
        jiami(jia)
        jiemi(jie)
    except:
        break