#include <iostream>
#include <cmath>
using namespace std;

float a, b, c, delta;
int main() 
{
	cin>>a>>b>>c;
	delta=b*b-4*a*c;
	if(delta<0)
		cout<<"Nu are solutii reale";
	else if(delta==0)
		cout<<"Are o solutie: "<<-b/(2*a);
	else
		cout<<"Are doua solutii: "<<(-b+sqrt(delta))/(2*a)<<" si "<<(-b-sqrt(delta))/(2*a);
	return 0;
}