int QSchange_sense (QSprob p, int rowindex, char sense)
/* Assume p is initialized to the problem in the QSload_prob example. */ /* Change the second constraint to "<=". */ int rval; rval = QSchange_sense (p, 1, 'L'); if (rval) { fprintf (stderr, "Could not change the sense, error code %d\n",rval); }