#include <string>
#include <cmath>
using namespace std;

int rev(int n) {
	int res = 0;
	while (n!= 0) {
		res = res * 10 + n%10; //求余取末位
		n = n / 10;
	}
	return res;
}
int main()
{
	int x, y;
	cin >> x >> y;
	cout<<rev(rev(x) + rev(y));
	return 0;
}