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

int main() {
    int x;
    cin >> x;
    vector<int> v(x);
    for (int i = 0; i < x; i++) {
        v.at(i) = i;
    }
    for (int i = 1; i * i < x; i++) {
        v.at(i * i)--;
        for (int j = i * i + i; j < x; j += i) {
            v.at(j) -= 2;
        }
    }
    int d = x;
    for (int i = 1; i < x; i++) {
        d = min(d, abs(v.at(i) - v.at(x - i)));
    }
    for (int i = 1; i < x; i++) {
        if (abs(v.at(i) - v.at(x - i)) == d) {
            cout << i << " " << x - i << endl;
        }
    }
}