#include <iostream>
#include <vector>
#include <algorithm>
#include <fstream>

using namespace std;

int main() {


    ifstream fin("input.txt");

    int count, number;
    fin >> count; // количество чисел

    vector<int> vec(count);

    for (size_t i = 0; i < count; i++) {
        fin >> vec[i];
    }

    fin >> number; // загаданное число

    int current_sum;

    size_t left = 0, right = count - 1;
    while (left < right) {
        current_sum = vec[left] + vec[right];
        if (current_sum == number) {
            cout << vec[left] << " " << vec[right] << endl;
            return 0;
        }
        current_sum < number ? left++ : right--;
    }
    cout << "None" << endl;
}