#include<bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i = 0; i < n; i++)
using ll = long long;
using graph = vector<vector<int>>;

const ll mod = 1000000007;
const int INF = 1001001001;

int main(){
    double a, b, c; cin >> a >> b >> c;
    if(b * b - 4 * a * c < 0){
        cout << "imaginary" << endl;
        return 0;
    }
    else if(b * b - 4 * a * c == 0){
        cout << fixed << setprecision(400) << -b / (2 * a) << endl;
    }
    else{
        double k = sqrt(b * b - 4 * a * c);
        double ans1 = - 2 * c / (k + b), ans2;
        if(k - b != 0) ans2 = 2 * c / (k - b);
        else ans2 = - b / a;
        if(ans1 > ans2) swap(ans1, ans2);
        cout << fixed << setprecision(400) << ans1 << " " << ans2 << endl;
    }
}