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#include <bits/stdc++.h>

using namespace std;

template<typename A, typename B> ostream& operator<<(ostream &os, const pair<A, B> &p) { return os << '(' << p.first << ", " << p.second << ')'; }
template<typename T_container, typename T = typename enable_if<!is_same<T_container, string>::value, typename T_container::value_type>::type> ostream& operator<<(ostream &os, const T_container &v) { os << '{'; string sep; for (const T &x : v) os << sep << x, sep = ", "; return os << '}'; }
void dbg_out() { cerr << endl; }
template<typename Head, typename... Tail> void dbg_out(Head H, Tail... T) { cerr << ' ' << H; dbg_out(T...); }
#ifdef LOCAL
#define dbg(...) cerr << "(" << #__VA_ARGS__ << "):", dbg_out(__VA_ARGS__)
#else
#define dbg(...)
#endif

#define ar array
#define ll long long
#define ld long double
#define sza(x) ((int)x.size())
#define all(a) (a).begin(), (a).end()

const int MAX_N = 1e5 + 5;
const ll MOD = 1e9 + 7;
const ll INF = 1e9;
const ld EPS = 1e-9;



string solve(string a, string b) {
    if(a.length()>b.length()) swap(a,b);
    string result = "";
    int n1 = a.length();
    int n2 = b.length();

    reverse(a.begin(),a.end());
    reverse(b.begin(),b.end());

    int carry =0;
    for(int i=0; i<n1;i++){
        int sum = ((a[i]-48)+(b[i]-48)+carry);
        result.push_back(sum%10 + 48);

        carry = sum/10;
    }
    for(int i=n1; i<n2; i++){
        int sum =((b[i]-48) + carry);
        result.push_back(sum%10+48);
        carry = sum/10;
    }
    if(carry) result.push_back(carry+48);

    reverse(result.begin(),result.end());

    return result;
    
}

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    string a;
    string b;
    int tc = 1;
    // cin >> tc;
    for (int t = 1; t <= tc; t++) {
        cin >> a;
        cin >> b;
        cout << solve(a,b);
    }
    return 0;
}