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#include <iostream>
#include <vector>
#include <string>

using namespace std;

istream& operator>> (istream& stream, vector<short>& big_int)
{
    string s;
    stream >> s;

    big_int.resize(s.length());
    for (int i = 0; i < s.length(); i++)
    {
        big_int[s.length()-1-i] = s[i]-'0';
    }    
    return stream;    
}

vector<short> operator + (vector<short>& a,vector<short>& b)
{
    if(a.size() < b.size())
    {
        return b + a;
    }

    vector<short> sum(a);
    for (int i = 0; i < b.size(); i++)
    {
        sum[i] = b[i]+a[i];
    }

    for (int i = b.size(); i < a.size(); i++)
    {
        sum[i] = a[i];
    }

    int rest = 0;
    int it = 0;
    while (it<sum.size())
    {
        rest = sum[it]/10;
        sum[it] = sum[it]%10;

        it++;
        if(it<sum.size())
        {
            sum[it] +=rest;
        }
    }

    if(rest > 0)
    {
        sum.push_back(rest);
    }
    

    return sum;
}

ostream& operator << (ostream& stream, vector<short>& big_int)
{
    for (int i = 0; i < big_int.size(); i++)
    {
        stream << big_int[big_int.size()-1-i];
    }
    
    return stream;    
}



int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    vector<short> a;
    vector<short> b;

    cin >> a >> b;
    vector<short> sum = a+b;
    cout << sum << endl;

    return 0;
}