def encrypt(message, key):
    encMessage = ""
    for m in message:
        n = ord(m) + key
        encMessage = encMessage + chr(n)
    return encMessage

def decrypt(message, key):
    decMessage = ""
    for m in message:
        n = ord(m) - key
        decMessage = decMessage + chr(n)
    return decMessage

m = encrypt("Hello",1)
print decrypt(m,1)

for key in range(1,10):
    print decrypt("message", key)