#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <queue>
#include <cmath>
#include <climits>
#include <iomanip>
#include <set>
#include <map>
using namespace std;
typedef long long ll;
int main(){
    ll a,b,c;
    cin >> a >> b >> c;
    if(b*b - 4*a*c < 0)cout << "imaginary" << endl;
    else{
        double res1 = 0;
        double res2 = 0;
        res1 = -1*b + sqrt(b*b - 4*a*c);
        res1 /= 2*a;
        res2 = -1*b - sqrt(b*b - 4*a*c);
        res2 /= 2*a;
        if(res1 == res2)cout << fixed << setprecision(10) << res1 << endl;
        else if(res1 < res2)cout << fixed << setprecision(10) << res1 << " " << res2 << endl;
        else cout << fixed << setprecision(10) << res2 << " " << res1 << endl;
    }
}