#include <bits/stdc++.h>

using ll = long long;
using namespace std;
const int INFint = 1e9+1;
const ll INFll = (ll)1e18+1;
ll MOD=1e9+7;

int main(){
  int a,b,c;
  cin>>a>>b>>c;
  double x,y;
  int tmp = b*b-4*a*c;
  if(tmp < 0) cout << "imaginary" << endl;
  else if(tmp == 0){
    cout << -b/(double(2*a)) << endl;
  }
  else{
    x = (-b+sqrt(tmp))/(double)(2*a);
    y = (-b-sqrt(tmp))/(double)(2*a);
    cout << setprecision(10) << x << " " << y << endl;
  }
  return 0;
}