#include <bits/stdc++.h>

using namespace std;

#define REP(i,n) for(int i=0; i<(int)(n); i++)
#define FOR(i,b,e) for (int i=(int)(b); i<(int)(e); i++)
#define ALL(x) (x).begin(), (x).end()

const double PI = acos(-1);

int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);

  int a, b, c;
  cin >> a >> b >> c;
  
  double d = b * b - 4 * a * c;

  if (d < 0)
    cout << "imaginary" << endl;
  else if (d == 0)
    cout << fixed << setprecision(12) << (-b) / (2 * a) << endl;
  else {
    double alpha = (-b + sqrt(d)) / (2 * a);
    double beta = (-b - sqrt(d)) / (2 * a);
    cout << fixed << setprecision(12) << min(alpha, beta) << " " << max(alpha, beta) << endl;
  }
  
  return 0;
}