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

class Program
{
    static int NN => int.Parse(ReadLine());
    static int[] NList => ReadLine().Split().Select(int.Parse).ToArray();
    static int[][] NArr(long n) => Enumerable.Repeat(0, (int)n).Select(_ => NList).ToArray();
    public static void Main()
    {
        Solve();
    }
    static void Solve()
    {
        var c = ReadLine().Split();
        var p = c[0];
        var n = c[1];
        if (n == "0")
        {
            WriteLine(p);
            return;
        }
        var f = Conv(p);
        if (n.Length < 6)
        {
            var m = int.Parse(n) - 1;
            for (var i = 0; i < m; ++i) f = Conv(f);
        }
        else
        {
            var prev = -1;
            while (prev != f)
            {
                prev = f;
                f = Conv(f);
            }
        }
        WriteLine(f);
    }
    static int[] list = new int[] { 6, 2, 5, 5, 4, 5, 6, 4, 7, 6 };
    static int Conv(string s)
    {
        var ans = 0;
        foreach (var c in s)
        {
            if (c == '-') ++ans;
            else ans += list[c - '0'];
        }
        return ans;
    }
    static int Conv(int n)
    {
        if (n == 0) return 6;
        var ans = 0;
        while (n > 0)
        {
            ans += list[n % 10];
            n /= 10;
        }
        return ans;
    }
}