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

int f( int N )
{
	int d = 0;
	for( int n = 1; n * n <= N; n++ ) {
		if( N % n == 0 ) {
			d++;
			if( n != N / n ) d++;
		}
	}
	return N - d;
};

int main()
{
	int X;
	cin >> X;

	int half = X / 2;
	int start = max( 1, half - 1000 );
	int end = min( X, half + 1001 );
	vector<tuple<int, int, int>> tp;
	for( int A = start; A < end; A++ ) {
		int B = X - A;
		int a = f( A );
		int b = f( B );
		tp.push_back( make_tuple( abs( a - b ), A, B ) );
	}
	sort( tp.begin(), tp.end() );

	for( int i = 0, mi = get<0>( tp[0] ); i < tp.size() && get<0>( tp[i] ) == mi; i++ ) {
		cout << get<1>( tp[i] ) << " " << get<2>( tp[i] ) << endl;
	}
}