package algo;

import java.util.ArrayList;
import java.util.Scanner;

import java.util.*;

public class sample7 {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int a = n / 2;
		int b = n - a;
		System.out.print(a);
		System.out.print(" ");
		System.out.print(b);
	}
}