#include <bits/stdc++.h>
using namespace std;

ifstream fin("adunare.in");
ofstream fout("adunare.out");

bool prim(int n){
    if(n == 2)
        return true;
    if(n <= 1 || n % 2 == 0)
        return false;
    for(int d = 3; d * d <= n; d += 2)
        if(n % d == 0)
            return false;
    return true;
}

int main()
{
   int a, b;
   cout << a + b;
    return 0;
}