题解 | #简单密码#

pwd_old = input()
pwd_new = ""
ls = ["0", "1", "abc", "def", "ghi", "jkl", "mno", "pqrs", "tuv", "wxyz"]
abc = "abcdefghijklmnopqrstuvwxyz"
ABC = abc.upper()
for i in range(len(pwd_old)):
    if pwd_old[i] in abc:
        for j in range(len(ls)):
            if pwd_old[i] in ls[j]:
                pwd_new += str(j)
                break
    elif pwd_old[i] in ABC:
        if pwd_old[i] == "Z":
            pwd_new += "a"
        else:
            pwd_new += ABC[ABC.find(pwd_old[i]) + 1].lower()
    else:
        pwd_new += pwd_old[i]
print(pwd_new)