#include <bits/stdc++.h>
#include <algorithm>
#include <ctime>
#include <iomanip>
#include <iostream>
#include <map>
#include <queue>
#include <random>
#include <set>
#include <stack>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <vector>
#include <cassert>
#define rep(i, n) for (int i = 0; i < (n); ++i)
using namespace std;
using ll = long long;
using ld = long double;
using P = pair<int, int>;

namespace search {
    bool binary_search(int x, vector<int> k) { int i, l = 0, r = k.size(); while (r - l >= 1) { i = (l + r) / 2; if (i == x) return true; else if (i < x) l = i + 1; else r = i; } return false; }
}

using namespace search;


int main(){
    ld a, b;
    cin >> a >> b;
    cout << a + b << endl;
    return 0;
}