#include<stdio.h>
#include<iostream>
#include<algorithm>
#include<vector>
#include<string>
#include<utility>
#include<map>
#include<set>
#include<queue>
#include<stack>
#include<functional>
#include<math.h>
#include<random>
#include <bitset>
#include <cassert>
#include <complex>
using namespace std;
#define N (1000000000+7)
//#define N 998244353
#define INF 1e16
typedef long long ll;
typedef pair<int,int> P;
const int inf = 1e8;


int main() {
    ll 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)printf("%.10lf\n",(double)-b/(2*a));
        else{
            long double S = sqrtl(b*b-4*a*c);
            long double ans1 = (double)(-b+S)/(2*a);
            long double ans2 = (double)(-b-S)/(2*a);
            if(ans2>ans1)swap(ans2,ans1);
            printf("%.10lf %.10lf\n",(double)ans2,(double)ans1);
        }
    }
}