<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Hi,</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">What I mean is: how does Cbc_loadProblem tell how many values there are in the constraint matrix? The reason I ask this is because I would like to resolve problems with additional constraints, so I would like to use the same arrays over and over i.e. appending the new constraints appropriately.<br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Thanks</div><br></div>