I guess you are done with Caesar I, aren't you?
The big problem with caesar is that it does not allow digits or other characters.
I have fixed this, and now I can use any ascii character in the plaintext.
The keyspace has increased from 26 to 128 too. \o/

Enjoy!

32 5A 5A 4F 20 55 5A 4D 17 20 64 5A 60 20 5E 5A
57 61 50 4F 20 5A 59 50 20 58 5A 5D 50 20 4E 53
4C 57 57 50 59 52 50 20 54 59 20 64 5A 60 5D 20
55 5A 60 5D 59 50 64 19 20 3F 53 54 5E 20 5A 59
50 20 62 4C 5E 20 51 4C 54 5D 57 64 20 50 4C 5E
64 20 5F 5A 20 4E 5D 4C 4E 56 19 20 42 4C 5E 59
12 5F 20 54 5F 2A 20 1C 1D 23 20 56 50 64 5E 20
54 5E 20 4C 20 5C 60 54 5F 50 20 5E 58 4C 57 57
20 56 50 64 5E 5B 4C 4E 50 17 20 5E 5A 20 54 5F
20 5E 53 5A 60 57 4F 59 12 5F 20 53 4C 61 50 20
5F 4C 56 50 59 20 64 5A 60 20 5F 5A 5A 20 57 5A
59 52 20 5F 5A 20 4F 50 4E 5D 64 5B 5F 20 5F 53
54 5E 20 58 50 5E 5E 4C 52 50 19 20 42 50 57 57
20 4F 5A 59 50 17 20 64 5A 60 5D 20 5E 5A 57 60
5F 54 5A 59 20 54 5E 20 58 58 51 4F 58 53 59 4D
4D 50 4C 51 19