#include <bits/stdc++.h>

using namespace std;

using ll = long long;
using ld = double;

constexpr char newl = '\n';

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

    ld a, b, c;
    cin >> a >> b >> c;

    ld hoge = b * b - 4 * a * c;
    if (hoge < 0) {
        cout << "imaginary\n";
        return 0;
    } else if (hoge == 0) {
        cout << (ld)(-b) / (2 * a) << newl;
        return 0;
    }

    ld sq = sqrt((ld)hoge);
    ld ans1 = -b - sq, ans2 = -b + sq;
    ans1 /= 2 * a;
    ans2 /= 2 * a;
    cout << fixed << setprecision(12) << ans1 << " ";
    cout << fixed << setprecision(12) << ans2 << newl;

    return 0;
}