Matrix Addition

Addition of two matrix.

function mat_add(a,b)
{
  //Logic
  var p = a.length;
  var q = a[0].length;
  c = Array(p).fill(0).map(x => Array(q).fill(0));
  for(var i = 0; i < p; i++)
  {
    for(var j = 0; j < q; j++)
    {
      c[i][j] = a[i][j] + b[i][j];
    }
  }
  return c;

}