include

using namespace std;

int r(int sum) {

int re = 0;
while (sum > 0) {
	re = re * 10 + sum % 10;
	sum /= 10;
}
return re;

}

int main() {

int a, b;
cin >> a >> b;
int num = r(a) + r(b);
cout << r(num);
return 0;

}