$patterns="1 10 100 10 0 0 0 0#2 10 100 10 1 3 5 2#3 20 100 10 0 3 5 2";

##</code><code>##

 
push @patterns, { 'opens' => $opens, 'first' => $first, 'last' => $last, 'inc' => $inc, 'noise' => $noise, 'min' => $min, 'max' => $max, 'inc' => $inc};
#e.g $patterns[0] = [{'opens'} => 1, {'first'} => 10, {'last'} => 100, {'inc'} => 10, {'noise'} => 0, {'min'} => 0, {'max'} => 0, {'inc'} => 0};