C++ :

#include<bits/stdc++.h>
using namespace std;
int a;
int main(){
	cin>>a;
	if(a%2==0)cout<<a/2<<" "<<a/2;
	else cout<<a/2<<" "<<a/2+1;
    return 0;
}

Pascal :

var a:integer;
  begin
    readln(a);
    writeln(a div 2,' ',a-a div 2);
  
  end.