#include <iostream>
#include <iomanip>
#include <cmath>
using namespace std;
int main(){
    int a,b,c;cin>>a>>b>>c;
    if(b*b-(4*a*c) < 0){
        cout << "imaginary" << endl;
    }else if(b*b-(4*a*c) == 0){
        cout << fixed << setprecision(10) << -(long double)b/(2*(long double)a) << endl;
    }else{
        long double x = b*b-(4*a*c);
        //if(a < 0)a *= -1;
        long double X =(-(long double)b-sqrt(x))/(2*(long double)a);
        long double Y =(-(long double)b+sqrt(x))/(2*(long double)a);
        if(X > Y)swap(X,Y);
        cout << fixed << setprecision(10) << X << " " << Y << endl;
    }
}