题解 | #简单密码#

def change(x):
    if x in 'abc':
        x=2
    elif x in 'def':
        x=3
    elif x in 'ghi':
        x=4
    elif x in 'jkl':
        x=5
    elif x in 'mno':
        x=6
    elif x in 'pqrs':
        x=7
    elif x in 'tuv':
        x=8
    elif x in 'wxyz':
        x=9
    elif x in re.findall(r'[A-Y]', x):
        x=chr(ord(x)+1).lower()
    elif x in re.findall(r'[Z]', x):
        x='a'    
    return x

s=input()
for i in s:
    print(change(i),end=(''))