title: Cplex is it possible to write objective function like this
body: <p>I have a 2d matrix of scores as parameters.
  I have nxm variables x[i,j], those variables can assume integer values in a predetermined range.
  I need to maximize something like this:
  <a href="https://i.stack.imgur.com/Nvdwr.png" rel="nofollow noreferrer">desidered objective function</a></p>
  <p>Where scores is the matrix.
  Is it possible to define such a objective function?</p>