import java.util.Scanner; import java.lang.String; public class Main{ public static void main(String[] args) { Scanner sc=new Scanner(System.in); int n=sc.nextInt(); int odd=0; int even=0; for(int i=1;i<=n;i++) { if(i%2==0) { even++; }else{ odd++; } } System.out.println(odd+" "+even); } }