import java.util.*;
import java.lang.*;
import java.io.*;

class Ideone
{
    public static void main (String[] args) throws java.lang.Exception
    {
        int arr[] = {1, 3, 5, 7, 9, 11};

  int k1 = 8;
    int k2 = 16;

    int n = arr.length;
      int ans = 0;

        for(int j = 1; j < n - 2; j++)
        {
            
            int i = 0;
            int x = j ;
            int count1 = 0;

            while(i < x)
            {
                if(arr[i] + arr[x] > k1)
                {
                    count1 += x - i;
                    x--;
                }
                else
                {
                    i++;
                }
            }

            int k = j + 1;
            int l = n - 1;
            int count2 = 0;

      while(k < l)
            {
           if(arr[k] +arr[l] > k2)
                {
                 count2 += l - k;
                    l--;
                }
                else
                {
                    k++;
                }
            }

            ans +=count1 * count2;
        }

        System.out.println(ans);
    }
}