while (true)
{
    //hugo construction
    List<Pair> tempHugoNodes = new ArrayList<Pair>();
    for (int i=0;i<hugoNodes.size();i++)
    {
        Point tempPoint = hugoPoints[hugoNodes.get(i).GetPoint()];
        for (int j=0;j<tempPoint.GetPN();j++)
        {
            Path tempPath = tempPoint.GetPath(j);
            int price = hugoNodes.get(i).GetPrice()+tempPath.GetPrice()+points[tempPath.GetFinishPoint()].GetOvernightPrice();
            if (price<leastPrice.GetPrice())
            {
                tempHugoNodes.add(new Pair(tempPath.GetFinishPoint(), price));
            }
        }
    }
    hugoNodes.clear();
    hugoNodes = new ArrayList<Pair>(tempHugoNodes);
    //end
    //quido construction
    List<Pair> tempQuidoNodes = new ArrayList<Pair>();
    for (int i=0;i<quidoNodes.size();i++)
    {
        Point tempPoint = quidoPoints[quidoNodes.get(i).GetPoint()];
        for (int j=0;j<tempPoint.GetPN();j++)
        {
            Path tempPath = tempPoint.GetPath(j);
            int price = hugoNodes.get(i).GetPrice()+tempPath.GetPrice()+points[tempPath.GetFinishPoint()].GetOvernightPrice();
            if (price<leastPrice.GetPrice())
            {
                tempHugoNodes.add(new Pair(tempPath.GetFinishPoint(), price));
            }
        }
    }
    quidoNodes.clear();
    quidoNodes = new ArrayList<Pair>(tempQuidoNodes);
    //end
    for (int i=0;i<hugoNodes.size();i++)
    {
        for (int j=0;j<quidoNodes.size();j++)
        {
            if (hugoNodes.get(i).GetPoint()==quidoNodes.get(j).GetPoint())
            {
                int price = hugoNodes.get(i).GetPrice()+quidoNodes.get(j).GetPrice() - 2*(points[hugoNodes.get(i).GetPoint()].GetOvernightPrice());
                if (price<leastPrice.GetPrice())
                {
                    leastPrice = new Pair (hugoNodes.get(i).GetPoint(), price);
                }
            }
        }
    }
}