#include <iostream>
#include <vector>
#include <fstream>
using namespace std;

int main() {
    int n;
    cout<<"hello";
    //cin >> n;


    //vector<int> v(n, 0);
    //for (int i = 0; i < n; i++)
        //cin >> v[i];


    //long long result = 0;

    //for (int i = 0; i < n; ++i)
     //   for (int j = i + 1; j < n; ++j)
      //      for (int k = j + 1; k < n; ++k)
     //           for (int l = k + 1; l < n; ++l)
      //              result = max(result, 1ll * (v[i] ^ v[j]) * (v[k] + v[l]));

    //cout << "This is the result" << result << endl;
    return 0;
}