题解 | #简单密码#

jiujian = {'a': 2,'b':2,'c':2,'d':3,'e':3,'f':3,'g':4,'h':4,'i':4,\
'j':5,'k':5,'l':5,'m':6,'n':6,'o':6,'p':7,'q':7,'r':7,'s':7,'t':8,\
'u':8,'v':8,'w':9,'x':9,'y':9,'z':9}



s = input()
res = []
for i in s:
    if i in jiujian:
        res.append(jiujian[i])
    else:
        if ord('0') <= ord(i) <= ord('9'):
            res.append(i)
        else:
            if i == 'Z':
                i = 'a'
                res.append(i)
            if ord('A') <= ord(i) < ord('Z'):
                i = chr(ord(i.lower()) + 1)
                res.append(i)
for j in res:
    print(j,end='')