#pragma GCC optimize ("O2")
#pragma GCC target ("avx2")
#include<bits/stdc++.h>

using namespace std;
typedef long long ll;
#define rep(i, n) for(int i = 0; i < (n); i++)
#define rep1(i, n) for(int i = 1; i <= (n); i++)
#define co(x) cout << (x) << "\n"
#define cosp(x) cout << (x) << " "
#define ce(x) cerr << (x) << "\n"
#define cesp(x) cerr << (x) << " "
#define pb push_back
#define mp make_pair
#define chmin(x, y) x = min(x, y)
#define chmax(x, y) x = max(x, y)
#define Would
#define you
#define please

int main() {
	cin.tie(0);
	ios::sync_with_stdio(false);


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

	if (b * b < 4 * a * c) {
		co("imaginary");
	}
	else if (b * b == 4 * a * c) {
		double kotae = -0.5 * b / a;
		co(kotae);
	}
	else {
		double are = sqrt(b * b - 4 * a * c);

		double kotae1 = 0.5 * (-b + are) / a;
		double kotae2 = 0.5 * (-b - are) / a;

		if (kotae1 > kotae2) swap(kotae1, kotae2);
		cosp(kotae1);
		co(kotae2);

	}

	Would you please return 0;
}