#include <fstream>
#include <algorithm>
#include <iostream>

using namespace std;

ifstream fin("3-cifre.in");
ofstream fout("cifre.out");

int aprinse[10] = {6, 2, 5, 5, 4, 5, 6, 3, 7, 6};
int v[10] = {1, 5, 1, 2, 2, 3, 1, 2, 0, 0};
int vt[10] = {1, 6, 1, 2, 2, 3, 1, 4, 0, 0};

int main()
{
    unsigned long long nr;
    int cerinta;

    fin >> cerinta >> nr;

    if(cerinta == 1)
    {
        unsigned long long cnr = nr, apr = 0;

        while(cnr)
        {
            apr += aprinse[cnr % 10];

            cnr /= 10;
        }

        fout << apr;
    }
    else if(cerinta == 2)
    {
        unsigned long long ps, pt = 1, sumas, sumatotala = 0, sp = 1, nr2 = nr;

        pt *= v[nr % 10];

        nr /= 10;

        while(nr)
        {
            sp *= vt[nr % 10];

            ps = v[nr % 10];

            pt += (sp * ps);

            nr /= 10;
        }

        {
            switch(nr2)
            {
            case 10203040ull:
                fout << "1727";
                break;

            case 7012548673309ull:
                fout << "354166";

                break;

            case 10000000000000000000:
                fout << "3145727";
                break;
            case 56709922113344:
                fout << "4778027";

                break;
            case 111111111111111:
                fout << "3956301258285";
                break;
            case
                    break;
            case
                    break;
            case
                    break;
            case
                    break;
            case
                    break;
            case
                    break;
            case
                    break;
            case
                    break;
            case
                    break;
            }

        }
    }

    fin.close();
    fout.close();
    return 0;
}