Contest1388/A.cpp

#include <bits/stdc++.h>

using namespace std;

int main() {
    double a, b, c;
    cin >> a >> b >> c;
    double delta = b * b - 4 * a * c;
    double x1 = (-b + sqrt(delta)) / (2 * a);
    double x2 = (-b - sqrt(delta)) / (2 * a);
    if (x1 < x2) {
        swap(x1, x2);
    }
    cout << fixed << setprecision(2) << x1 << " " << fixed << setprecision(2)
         << x2 << endl;
    return 0;
}