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#include <iostream>
#include <string>
#include <sstream>

using namespace std;

int main()
{

    string a, b;

    cin >> a >> b;

    stringstream s;

    for (int i = a.size() - 1; i >= 0; i--)
    {
        s << a[i];
    }

    a = s.str();
    s.str("");

    for (int i = b.size() - 1; i >= 0; i--)
    {
        s << b[i];
    }

    b = s.str();

    stringstream sv;
    int fl = 0, hl;
    int mxm = (a.size() >= b.size() ? a.size() : b.size());

    for (int i = 0; i < mxm; i++)
    {

        if (a.size() > i && b.size() > i)
        {
            hl = (char)a[i] - 48 + (char)b[i] - 48;
        }
        else
        {
            hl = (a.size() > b.size() ? (char)a[i] - 48 : (char)b[i] - 48);
        }

        hl += fl;

        if (hl > 9)
        {
            fl = 1;
            sv << hl % 10;
        }
        else
        {
            sv << hl;
            fl = 0;
        }
    }

    if (fl)
    {
        sv << fl;
    }

    string otp = sv.str();

    for (int i = otp.size() - 1; i >= 0; i--)
    {
        cout << otp[i];
    }
    cout << endl;

    return 0;
}