#include <iostream>
using namespace std;
int main() {
	long long c, e, m;
	cin >> c >> e >> m;
	if(c == 4 and e % 2 == 0) {
		for(long long w = 2; (w - 2) * (w - 2) <= m; ++w) {
			long long h = (e - 2 * (w - 2)) / 2 + 2;
			if(m == (w - 2) * (h - 2)) {
				cout << w << ' ' << h << endl;
				return 0;
			}
		}
	}
	cout << "impossible\n";
}