就一道算法题,求圆(半径+中心坐标)和矩形(左下右上坐标)有没有交集,代码: int main() { double radius, x_center, y_center, x1, y1, x2, y2; scanf("%lf %lf %lf %lf %lf %lf %lf", &radius, &x_center, &y_center, &x1, &y2, &x2, &y2); vector<double> vec1 = { abs(x_center - (x1 + x2) / 2), a...