#include <bits/stdc++.h>
using namespace std;
typedef long long LL; 
LL a, b;
LL ans;

int main()
{
	while(cin >> a >> b)
	{
		string s1 = to_string(a), s2 = to_string(b);
		
		reverse(s1.begin(), s1.end());
		reverse(s2.begin(), s2.end());

		a = stol(s1), b = stol(s2);
		
		ans = a + b;
		
		cout << ans << endl;
	}
    return 0;
}