6ta zad

#include <iostream>
using namespace std;

const double centerX = 0;
const double centerY = 0;

bool CheckFirstFigure(double x, double y);

int main()
{
    double x, y;
    cin >> x >> y;

    if (CheckFirstFigure(x, y))
    {
        cout << "Black";
    }
    else if (abs((x - centerX)*(x - centerX) + (y - centerY) * (y - centerY) - 4.0) < 0.01)
    {
        cout << "Undefined";
    }
    else if (abs((x - centerX) * (x - centerX) + (y - centerY) * (y - centerY) - 9.0) < 0.01)
    {
        cout << "Undefined";
    }
    else if ((x - centerX) * (x - centerX) + (y - centerY) * (y - centerY) > 4.0 && (x - centerX) * (x - centerX) + (y - centerY) * (y - centerY) < 9.0)
    {
        cout << "Black";
    }
    else if ((x - centerX) * (x - centerX) + (y - centerY) * (y - centerY) < 4.0 && !(CheckFirstFigure(x, y)))
    {
        cout << "White";
    }
    else
    {
        cout << "Outside";
    }

    return 0;
}

bool CheckFirstFigure(double x, double y)
{
    if ((x >= -1.0 && x <= 1.0) && abs(y - 1.0) < 0.001)
    {
        return true;
    }
    else if ((y >= -1.0 && y <= 1.0) && abs(x - 1.0) < 0.001)
    {
        return true;
    }
    else
    {
        return false;
    }
}