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!

19 41 41 36 20 3C 41 34 7E 20 4B 41 47 20 45 41
3E 48 37 36 20 41 40 37 20 3F 41 44 37 20 35 3A
33 3E 3E 37 40 39 37 20 3B 40 20 4B 41 47 44 20
3C 41 47 44 40 37 4B 00 20 26 3A 3B 45 20 41 40
37 20 49 33 45 20 38 33 3B 44 3E 4B 20 37 33 45
4B 20 46 41 20 35 44 33 35 3D 00 20 29 33 45 40
79 46 20 3B 46 11 20 03 04 0A 20 3D 37 4B 45 20
3B 45 20 33 20 43 47 3B 46 37 20 45 3F 33 3E 3E
20 3D 37 4B 45 42 33 35 37 7E 20 45 41 20 3B 46
20 45 3A 41 47 3E 36 40 79 46 20 3A 33 48 37 20
46 33 3D 37 40 20 4B 41 47 20 46 41 41 20 3E 41
40 39 20 46 41 20 36 37 35 44 4B 42 46 20 46 3A
3B 45 20 3F 37 45 45 33 39 37 00 20 29 37 3E 3E
20 36 41 40 37 7E 20 4B 41 47 44 20 45 41 3E 47
46 3B 41 40 20 3B 45 20 3F 3F 38 36 3F 3A 40 34
34 37 33 38 00