同学习懒鬼思路,简化版的字典
A ="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
B ="22233344455566677778889999bcdefghijklmnopqrstuvwxyza"

while True:
    try:
        secret = input()
        res = []
        for x in secret:
            if x.isupper() or x.islower():
                indx = A.find(x)
                x = B[indx]
            res.append(x)
        print(''.join(res))
    except:
        break