#include <stdio.h>
#include <stdlib.h>
#include <math.h>
int main(){
	int n;
	int n1=0,n2=0;
	scanf("%d",&n);
	n1=n,n2=n-n1;
	while(1){
		n1--;
		n2=n-n1;
		if(n1==n2)
			break;
		else if(abs(n1-n2)==1)
			break;
	}
	if(n1>n2)
		printf("%d %d",n1,n2);
	else
		printf("%d %d",n2,n1);
	system("pause");
	return 0;
}