Hybrid
1- Draw the first Matrix
2- Draw the same Matrix transposed
3- Compare the encoded string to the Matrix in step 1, for example character a will be in x=y=1
4- Find the equivalent coordinates in the Matrix in step 2 and you will get the result
1-
a,b,c,d,e,f
g,h,i,j,k,l
m,n,o,p,q,r
s,t,u,v,w,x
y,z,00,1,2,3
4,5,6,7,8,9
2-
a,g,m,s,y,4
b,h,n,t,z,5
c,i,o,u,00,6
d,j,p,v,1,7
e,k,q,w,2,8
f,l,r,x,3,9
3-4-
hacgp6by68astytga5azagndca8jopc
hamburger3adjejbalakabisma3toum