#include
#include
using namespace std;
int main() {
int a,b,c;
float D,x1,x2;
cin>>a>>b>>c;
D=(b*b)-(4*a*c);
if(D==0){
x1 = -b/(2*a);
cout<<"real and equal"<<endl;
cout<<x1<<" "<<x1;
}
else if(D>0){
x1 = (-b + sqrt(D) )/(2*a);
x2 = (-b - sqrt(D) )/(2*a);
cout<<"real and distinct"<<endl;
cout<<x1<<" "<<x2;
}
else{
cout<<"imaginary"<<endl;
}
return 0;
}