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

#define ll long long
#define rep(i, n) for (int i = 0; i < (n); i++)
#define P pair<int, int>

int main() {
  vector<int> v(2000005,1);
  for (int i = 2; i <= 2000000; i++) {
    for (int j = i; j <= 2000000; j += i) {
      v[j]++;
    }
  }
  int x;
  cin >> x;
  const int INF = 1001001001;
  int m = INF;

  auto calc = [&](int n) {
    return n - v[n];
  };

  for (int i = 1; i < x; i++) m = min(m, abs(calc(i)-calc(x-i)));
  for (int i = 1; i < x; i++) {
    if (abs(calc(i)-calc(x-i)) == m) cout << i << " " << x-i << endl;
  }


}