С++ задачка, помогите плиз

 #include <iostream> 
using namespace std; 
 
int main()  
{ 
        double x, y, rr; 
        cin >> x >> y; 
        rr = x * x + y * y; 
        cout << (y < 0.5 || rr < 1 ? "Out" : y == 0.5 || rr == 1 ? "Border" : "In"); 
}