I have this code and the test driver to run the code, but it will not compile, what is the issue?

// Shape.h

#include

class Shape {

public:

Shape();

virtual ~Shape() {}

void SetFillColor(std::string fill_color);

std::string GetFillColor();

void SetBorderColor(std::string border_color);

std::string GetBorderColor();

virtual float Area() = 0;

virtual float Perimeter() = 0;

protected:

std::string shape_type_;

int num_sides_;

std::string fill_color_;

std::string border_color_;

void SetShapeType(std::string shape_type);

void SetNumSides(int num_sides);

};

// Shape.cpp

#include "Shape.h"

Shape::Shape() : shape_type_("Shape"), num_sides_(0), fill_color_("White"), border_color_("Black") {}

void Shape::SetFillColor(std::string fill_color) {

fill_color_ = fill_color;

}

std::string Shape::GetFillColor() {

return fill_color_;

}

void Shape::SetBorderColor(std::string border_color) {

border_color_ = border_color;

}

std::string Shape::GetBorderColor() {

return border_color_;

}

void Shape::SetShapeType(std::string shape_type) {

shape_type_ = shape_type;

}

void Shape::SetNumSides(int num_sides) {

num_sides_ = num_sides;

}

// Triangle.h

#include "Shape.h"

class Triangle : public Shape {

public:

Triangle();

Triangle(int side1, int side2, int side3);

void SetSide1(int side);

int GetSide1();

void SetSide2(int side);

int GetSide2();

void SetSide3(int side);

int GetSide3();

float Area() override;

float Perimeter() override;

private:

int side1_;

int side2_;

int side3_;

};

// Triangle.cpp

#include "Triangle.h"

#include

Triangle::Triangle() : Shape(), side1_(0), side2_(0), side3_(0) {

SetShapeType("Triangle");

SetNumSides(3);

}

Triangle::Triangle(int side1, int side2, int side3) : Shape(), side1_(side1), side2_(side2), side3_(side3) {

SetShapeType("Triangle");

SetNumSides(3);

}

void Triangle::SetSide1(int side) {

side1_ = side;

}

int Triangle::GetSide1() {

return side1_;

}

void Triangle::SetSide2(int side) {

side2_ = side;

}

int Triangle::GetSide2() {

return side2_;

}

void Triangle::SetSide3(int side) {

side3_ = side;

}

int Triangle::GetSide3() {

return side3_;

}

float Triangle::Area() {

float s = (side1_ + side2_ + side3_) / 2.0f;

return sqrt(s * (s - side1_) * (s - side2_) * (s - side3_));

}

float Triangle::Perimeter() {

return side1_ + side2_ + side3_;

}

// Circle.h

#include "Shape.h"

class Circle : public Shape {

public:

Circle();

Circle(int radius, std::string fill_color, std::string border_color);

void SetRadius(int radius);

int GetRadius();

void SetFillColor(std::string fill_color) override;

std::string GetFillColor() override;

void SetBorderColor(std::string border_color) override;

std::string GetBorderColor() override;

float Area() override;

float Perimeter() override;

private:

int radius_;

}

// Circle.cpp

#include "Circle.h"

#include

Circle::Circle() : Shape(), radius_(0), fill_color_(""), border_color_("") {

SetShapeType("Circle");

SetNumSides(0);

}

Circle::Circle(int radius, std::string fill_color, std::string border_color) : Shape(), radius_(radius), fill_color_(fill_color), border_color_(border_color) {

SetShapeType("Circle");

SetNumSides(0);

}

void Circle::SetRadius(int radius) {

radius_ = radius;

}

int Circle::GetRadius() {

return radius_;

}

void Circle::SetFillColor(std::string fill_color) {

fill_color_ = fill_color;

}

std::string Circle::GetFillColor() {

return fill_color_;

}

void Circle::SetBorderColor(std::string border_color) {

border_color_ = border_color;

}

std::string Circle::GetBorderColor() {

return border_color_;

}

float Circle::Area() {

return M_PI * radius_ * radius_;

}

float Circle::Perimeter() {

return 2 * M_PI * radius_;

}

Test driver

#include

#include "Triangle.h"

#include "Circle.h"

int main() {

// Test Triangle

Triangle t;

t.SetSide1(3);

t.SetSide2(4);

t.SetSide3(5);

std::cout << "Triangle area: " << t.Area() << std::endl;

std::cout << "Triangle perimeter: " << t.Perimeter() << std::endl;

// Test Circle

Circle c;

c.SetRadius(5);

std::cout << "Circle area: " << c.Area() << std::endl;

std::cout << "Circle perimeter: " << c.Perimeter() << std::endl;

return 0;

}