#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using vll=vector<long long>;

int main() {
    ll n;
    cin>>n;
    if(n%2){
        cout<<n/2<<" "<<n/2-1<<endl;
    }else{
        cout<<n/2<<" "<<n/2<<endl;
    }

    system("pause");
}