#include <iostream>
using namespace std;
int change(int a){
	int n = 0;
	int s;
	int flag = 0;
	do{
		s = a % 10;
		if(s == 0 && flag == 0)
		{
			n = n;
		}else {
			n = n * 10 + s;
			flag++; 
		}
		a = a / 10;
	}while(a != 0);
	return (n);
}
int main()
{
	int a , b;
	cin >> a >> b;
	a = change(a) , b = change (b);
	int sum = a + b;
	sum = change(sum);
	cout << sum;
	return 0;
}