#include <bits/stdc++.h>
using namespace std;
int main() {
string a, b;
int la, lb;
int v[510], x[510], n[510];
int m = 1, k = 0, len = 0;
cin >> a >> b;
la = a.size();
lb = b.size();
for (int i = 0; i < la; i++) {
v[la - i] = a[i] - 48;
}
for (int i = 0; i < lb ; i++) {
x[lb - i] = b[i] - 48;
}
int w = 1;
while (w <= la || w <= lb) {
n[w] = v[w] + x[w] + k;
k = n[w] / 10;
n[w] %= 10;
w++;
}
for (int i = w - 1; i >= 1; i--) {
cout << n[i];
}
return 0;
}