#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (ll i = 0; i < (n); ++i)
#define rrep(i, n) for (ll i = n; i > 0; --i)
#define bitrep(i, n) for (ll i = 0; i < (1 << n); ++i)
#define all(a) (a).begin(), (a).end()
#define rall(a) (a).rbegin(), (a).rend()
#define yesNo(b) ((b) ? "Yes" : "No")
using ll = long long;
using ull = unsigned long long;
string alphabet = "abcdefghijklmnopqrstuvwxyz";
string ALPHABET = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
const double pi = 3.141592653589793;
int smallMOD = 998244353;
int bigMOD = 1000000007;

int main()
{
    string s, t;
    cin >> s >> t;
    if (s.size() > t.size())
    {
        swap(s, t);
    }
    int is = s.size(), it = t.size();
    rep(i, it - is)
    {
        s = "0" + s;
    }
    string ans = "";
    int carry = 0;
    rrep(i, t.size())
    {
        int x = (t[i - 1] - '0') + (s[i - 1] - '0') + carry;
        carry = x / 10;
        x %= 10;
        ans = to_string(x) + ans;
    }
    cout << (carry ? "1" : "") + ans << endl;
    return 0;
}