class Partition_visualise {

    static void affichage (int[] t) {
        ... voir enonce TD3 ...
    }

    static void aff (int g, int d) {
        for (int k=0; k<10; k++) 
            if (k==g || k==d) 
                System.out.print("* "); 
            else 
                System.out.print("  ");
        System.out.println(); 
    }

    static int partition (int[] t, int i, int j) {
        int pivot, g, d, tmp;
        ...
        aff(g,d);
        System.out.println("-------------------");
        affichage(t);
        ...
    }

    static void main (String[] args) {
        ...
    }
}