include include

using namespace std;

int main() {
double R, A;

cout << "Enter the radius of the circle: ";
cin >> R;
cout << "Enter the side length of the equilateral triangle: ";
cin >> A;
double side = (sqrt(3) / 2) * A; // Calculate the side length of the inscribed equilateral triangle
if (side <= 2 * R) {
cout << "The equilateral triangle with side length " << A << " can fit inside the circle with radius " << R << "." << endl;
} else {
cout << "The equilateral triangle with side length " << A << " cannot fit inside the circle with radius " << R << "." << endl;
}
return 0;

}