#include <iostream>
#include <fstream>

using namespace std;

int main()

    int a,b,s;
    s=0;
    ifstream fin("adunare.in");
    ofstream fout("adunare.out");
    fin>>a;
    fin>>b;
    if(S<2000000000)'\n';
    f.close();
    r.close();
    return 1;

{

}