using System;
using static System.Console;
using System.Linq;
using System.Collections.Generic;

class Program
{
    static int NN => int.Parse(ReadLine());
    static long[] NList => ReadLine().Split().Select(long.Parse).ToArray();
    static string[] SList(long n) => Enumerable.Repeat(0, (int)n).Select(_ => ReadLine()).ToArray();
    public static void Main()
    {
        Solve();
    }
    static void Solve()
    {
        var s = ReadLine();
        var count = new int[] { 3, 2, 2, 2, 3, 2, 3, 2, 4, 3 };
        var ans = 1;
        foreach (var si in s) ans += count[si - '0'];
        WriteLine(ans);
    }
}