t co"><span class="r-pr">#&gt;</span> Presolved: 33 rows, 40 columns, 69 nonzeros</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Variable types: 0 continuous, 40 integer (40 binary)</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Root relaxation presolved: 33 rows, 39 columns, 69 nonzeros</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Root 