public class Main {

    public static void main(String[] args) {
        int count= 0;
        Perm perm = new Perm(3);
        int[] d;


        while ((d = perm.getNext()) != null) {
          int[]c = d.clone();

            for(int o=0;o<c.length;o++)
                c[o] +=1;


            permLoop:
            for (int i = 0; i < c.length - 2; i++) {

                if (i <= c.length / 2) {
                    double lr = (((double)c[i] + (double)c[c.length-1 - i]) / 2);

                    if (!containsBet(i, c.length-1 - i, c, lr))
                    break permLoop;

                }

                double l = ((double)c[0] + (double)c[c.length-1 - i]) / 2;
                if (!containsBet(0, c.length-1 - i, c, l))
                    break permLoop;


                double r = ((double)c[i] + (double)c[c.length-1]) / 2;
                if (!containsBet(i, c.length-1, c, r))
                    break permLoop;

                System.out.println(Arrays.toString(c));
                count++;
            }

        }

        System.out.println(count);


        }

    public static boolean containsBet(int st,int end,int[] c, double val)
    {
        for(int j=st+1;j<= end-1;j++)
        {
            if(c[j]==val)
                return false;



        }
        return true;
    }

}