//Dawid Lebryk
#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

vector<int> sum(string a, string b)
{
	if (a.size() < b.size()) swap(a, b);
	int d = a.size() - b.size();
	string s;
	for (int i = 0; i < d; i++)
	{
		s += '0';
	}
	s += b;
	vector<int> w;
	int r = 0, l;
	for (int i = a.size() - 1; i >= 0; i--)
	{
		l = (a[i] + s[i] - 2 * '0') + r;
		w.push_back(l % 10);
		r = l / 10;
	}
	if (r == 1) w.push_back(r);
	return w;
}

int main()
{
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	string a, b;
	cin >> a >> b;
	vector<int> W = sum(a, b);
	for (int i = W.size() - 1; i >= 0; i--)
	{
		cout << W[i];
	}
}