theres 2 type of code(in here) which is alphabetics and keyboards. Alphabetics: Always has a 1: at first. Number listed from A-Z Keyboards: Always has a 2: at first. Number listed on the keyboard at q go to left to right and top to bottom You can encode(one letter at a time) and decode(one number at a time) and if the code is finish, type done if thats a space, it will be a / instead(also 1 at a time 1: 16 12 19 / 12 15 22 5 / 1 14 4 / 6 1 22 / 1 14 4 / 6 15 12 12 15 23