题解 | #简单密码#

while True:
    try:
        s = input()
        out=""
        for i in s:
            if i in "abc":
                out += "2"
            elif i in "def":
                out += "3"
            elif i in "ghi":
                out += "4"
            elif i in "jkl":
                out += "5"
            elif i in "mno":
                out += "6"
            elif i in "pqrs":
                out += "7"
            elif i in "tuv":
                out += "8"
            elif i in "wxyz":
                out += "9"
            elif i.isdigit():
                out += i
            elif i.isupper():
                if i == "Z":
                    out += "a"
                else:
                    i = chr(ord(i.lower())+1)
                    out += i
            else:
                out += i
        print(out)
    except:
        break