#!/usr/bin/env python
# rot5 + rot13
# https://helloacm.com
# http://codingforspeed.com
# http://rot47.net 
def rot5(s):
    x = []
    for i in s:
        j = ord(i)
        if j >= 48 and j <= 57:
            if j <= 52:
                x += chr(j + 5)
            else:
                x += chr(j - 5)
        else:
            x += i
    return ''.join(x)
def rot13(s):
    x = []
    for i in s:
        k = ord(i)
        if k >= 97 and k <= 109:
            k += 13
        else:
            if k >= 110 and k <= 122:
                k -= 13
            else:
                if k >= 65 and k <= 77:
                    k += 13
                else:
                    if k >= 78 and k <= 90:
                        k -= 13
        x += chr(k)
    return ''.join(x)