public class WorkThread extends Thread
{
    private int[] vec;
    private int id;
    private int result;
    public WorkThread(int [] vec,int id)
    {
        this.vec=vec;
        this.id=id;
    }

    public static synchronized int process(int []vec,int id)
    {
        int result = 0;
        System.out.println("task" + id );
        for (int i = 0; i < vec.length; i++)
        {
            vec[i] = vec[i]+1;
            result = result + vec [i];
        }
        return result;
    }
    public void run ()
    {
        result = process(vec, id);
        System.out.println("task" + id + " result=" + result);
    }
}


public class Test
{
    public static void main(String [] args)
    {
        int[] vec = {1,2,3,4};
        WorkThread[] workers = new WorkThread[3];
        for (int i=0; i<3; i++)
            workers[i] = new WorkThread(vec,i);
        for (int i=0; i<3; i++)
            workers[i]. start();
        System.out.println("**main**");
    }
}