#include<bits/stdc++.h>
using namespace std;

int main() {
    int a, b;
    while(~scanf("%d %d", &a, &b)) {
        int ans1 = 0, ans2 = 0;

        while(a != 0) {
            ans1 = ans1 * 10 + a % 10;
            a /= 10;
        }
        while(b != 0) {
            ans2 = ans2 * 10 + b % 10;
            b /= 10;
        }

        printf("%d\n", ans1 + ans2);
    }
}