#include <iostream>
using namespace std;

int main() {
    int a;
    while (cin >> a) { // 注意 while 处理多个 case
        if (a % 2 != 0)cout << "0 0" << endl;
        else {
            cout << a / 4 + a % 4 / 2 << " " << a / 2 << endl;
        }
    }
}
// 64 位输出请用 printf("%lld")