class Solution {
public:
    bool checkOverlap(int radius, int xCenter, int yCenter, int x1, int y1, int x2, int y2) {
        if (xCenter >= x1 - radius && xCenter <= x2 + radius && yCenter >= y1 && yCenter <= y2)
            return true;
        if (xCenter >= x1 && xCenter <= x2 && yCenter >= y1 - radius && yCenter <= y2 + radius)
            return true;
        if ((xCenter - x1) * (xCenter - x1) + (yCenter - y1) * (yCenter - y1) <= radius * radius)
            return true;
        if ((xCenter - x1) * (xCenter - x1) + (yCenter - y2) * (yCenter - y2) <= radius * radius)
            return true;
        if ((xCenter - x2) * (xCenter - x2) + (yCenter - y1) * (yCenter - y1) <= radius * radius)
            return true;
        if ((xCenter - x2) * (xCenter - x2) + (yCenter - y2) * (yCenter - y2) <= radius * radius)
            return true;
        return false;
    }
};