mexPrintf(" plan fliping var=%s (%d) exo=%s (%d) for the following periods and with the following values:\n",it->var.c_str(),it->var_num,it->exo.c_str(),it->exo_num);
mexPrintf(" plan flipping var=%s (%d) exo=%s (%d) for the following periods and with the following values:\n",it->var.c_str(),it->var_num,it->exo.c_str(),it->exo_num);