#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
  #include "settings/debug.cpp"
#else
  #define Debug(...) void(0)
#endif
#define rep(i, n) for (int i = 0; i < (n); ++i)
using ll = long long;
using ull = unsigned long long;

int main() {
  cin.tie(nullptr)->sync_with_stdio(false);
  int a, b, c;
  cin >> a >> b >> c;
  int d = b * b - 4 * a * c;
  cout << fixed << setprecision(15);
  if (d > 0) {
    double x = (double) (-b + sqrt(d)) / (2 * a);
    double y = (double) (-b - sqrt(d)) / (2 * a);
    cout << min(x, y) << ' ' << max(x, y) << '\n';
  }
  if (d == 0) {
    cout << (double) -b / (2 * a) << '\n';
  }
  if (d < 0) {
    cout << "imaginary" << '\n';
  }
  return 0;
}