题解 | #简单密码#

import sys
a = []

output = []
for line in sys.stdin:
    a = line.split()

for n in a[0]:
    if n.isupper() == True:
        if n == 'Z':
            output.append('a') 
        else:
            output.append(chr(ord(n.lower())+1)) 
        
    elif n.islower() == True:
        if n == 'a' or n == 'b' or n == 'c':
            output.append(2)
        if n == 'd' or n == 'e' or n == 'f':
            output.append(3)        
        if n == 'g' or n == 'h' or n == 'i':
            output.append(4)
        if n == 'j' or n == 'k' or n == 'l':
            output.append(5)
        if n == 'm' or n == 'n' or n == 'o':
            output.append(6)
        if n == 'p' or n == 'q' or n == 'r' or n== 's':
            output.append(7)
        if n == 't' or n == 'u' or n == 'v':
            output.append(8)
        if n == 'w' or n == 'x' or n == 'y' or n=='z':
            output.append(9)
        
    else:
        output.append(n)
for i in output:
    print(i,end='')