#include using ll = long long; using namespace std; const int INFint = 1e9+1; const ll INFll = (ll)1e18+1; ll MOD=1e9+7; int main(){ int a,b,c; cin>>a>>b>>c; double x,y; int tmp = b*b-4*a*c; if(tmp < 0) cout << "imaginary" << endl; else if(tmp == 0){ cout << -b/(double(2*a)) << endl; } else{ x = (-b+sqrt(tmp))/(double)(2*a); y = (-b-sqrt(tmp))/(double)(2*a); cout << setprecision(10) << x << " " << y << endl; } return 0; }