What is the best way to update matrix in callable function?

General Usage
5

Thank you!
Actually, I tried to shorten the scheme. The original is:

Record = [1,2;3,4];
SS = [3,4;5,6];
iter = 0;
for _ in 1:100
iter += 1;
Record .= Record .* iter .+ SS .* 50 ; 
end