XBits

using System;

class Program
{
    static void Main()
    {
        int[] x = new int[8];
        for (int cnt = 0; cnt < 8; cnt++ )
        {
            x[cnt] = int.Parse(Console.ReadLine());
        }
        int counter = 0;

        for (int row = 0; row < 6; row++)
        {
            for (int bitPos = 0; bitPos < 29; bitPos++)
            {
                if ((x[row] >> bitPos & 7) == 5 &&
                    (x[row + 1] >> bitPos & 7) == 2 &&
                    (x[row + 2] >> bitPos & 7) == 5)
                {
                    counter++;
                }
            }
        }
        Console.WriteLine(counter);
    }
}