#include<iostream>
#include<cstdio>
#include<cstring>
#include <cstdlib>  
#include <cmath>   
#include<cctype>
#include<string>
#include<set>
#include<iomanip>
#include <map>
#include<algorithm>
#include <functional>
#include<vector>
#include<climits>
#include<stack>
#include<queue>
#include <deque>
#include <climits>
#include <typeinfo>
#include <utility> 
#define all(x) (x).begin(),(x).end()
#define rep(i,m,n) for(int i = m;i < n;++i)
#define pb push_back
#define fore(i,a) for(auto &i:a)
#define rrep(i,m,n) for(int i = m;i >= n;--i)
#define INF INT_MAX/2
using namespace std;
using ll = long long;
using R = double;
using Data = pair<ll, vector<int>>;
const ll MOD = 1e9 + 7;
const ll inf = 1LL << 50;
struct edge { ll from; ll to; ll cost; };

int check(ll n) {
	if (n == 1)return false;
	while (n > 1) {
		if (n % 2 == 1)return true;
		else n /= 2;
	}
	return false;
}


int main() {
	ll n;
	cin >> n;


	for (int a = 3; a <= 100; a++) {
		if (check(a)) {
			if (n - a > 0 && check(n - a)) {
				cout << a << " " << n - a << endl;
				return 0;
			}
		}
	}
	
	cout << -1 << endl;
	return 0;
}