File with data
1 2 3 4 6 4 5 6 5 8 7 8 20 5 15 5 5 5 5 0 5 5 5 5 5 - 2 4 6 1 3 5 7 8 9 8 9 5 0 4 1 Result
<Multiplication> 57 94 69 95 156 136 202 317 302 90 120 125 <Determinant> -550 git clone https://github.com/MingaudasVagonis/perl-matrix.git cd perl-matrix perl matrix.pl input.txt [m for multiplaction | d for determinant]