#include <bits/stdc++.h> using namespace std; int main() { int a; cin >> a; if (a == 6) cout << "2 3"; if (a < 2 || a % 2 != 0) { cout << "0 0" << endl; return 0; } int minA = a / 4; int maxA = a / 2; cout << minA << " " << maxA << endl; return 0; }
