#include <bits/stdc++.h>

using namespace std;
const int N = 100010;
int a[N], al;
int b[N], bl;

void add(int a[], int &al, int b[], int &bl) {
    int t = 0;
    al = max(al, bl);
    for (int i = 1; i <= al; i++) {
        t += a[i] + b[i];
        a[i] = t % 10;
        t /= 10;
    }
    if (t) a[++al] = 1;
}
int main() {
    string x, y;
    cin >> x >> y;
    for (int i = x.size() - 1; i >= 0; i--) a[++al] = x[i] - '0';
    for (int i = y.size() - 1; i >= 0; i--) b[++bl] = y[i] - '0';
    add(a, al, b, bl);
    for (int i = al; i; i--) printf("%d", a[i]);
    return 0;
}