#include <bits/stdc++.h>

using namespace std;

using ll = long long;
using ul = unsigned long;

int main()
{
	ios::sync_with_stdio(false);
	cin.tie(nullptr);

	int a, b, c;
	cin >> a >> b >> c;

	string res;
	int r = b * b - 4 * a * c;
	if (r < 0)
		res = "imaginary";
	else if (r == 0)
	{
		double ans = (-b + sqrt(r)) / (2 * a);
		stringstream ss;
		ss << fixed << setprecision(15) << ans;
		res = ss.str();
	}
	else
	{
		double ans1 = (-b + sqrt(r)) / (2 * a);
		double ans2 = (-b - sqrt(r)) / (2 * a);
		stringstream ss;
		ss << fixed << setprecision(15) << min(ans1, ans2) << " " << max(ans1, ans2);
		res = ss.str();
	}
	cout << res << "\n";

	return 0;
}