0
Beginner here, my code is here: https://github.com/infinitless/MatrixEncryption
Reproducing a part of it here (or the system won't let me post?!)
import random
import re
import math
import string
# Define Reference Grid
values = [
["a", "b", "c", "d", "e", "f"],
["g", "h", "i", "j", "k", "