Playground Multiple inheritance

#include<iostream>
#include<cstring>

using namespace std;

class Toy {
public:
    virtual float getVolume() = 0;
    virtual float getWeight() = 0;
};

class Shape  {
protected:
    char color[100];
    int density;
public:
    Shape(char *color="",int density = 0)
    {
        strcpy(this->color,color);
        this->density=density;

    }
    Shape(const Shape &s)
    {
        strcpy(this->color,s.color);
        this->density=s.density;
    }
};
class Cubes :public Shape ,public Toy
{
    private:
    int height;
    int width;
    int depth;
    public:
    Cubes(char *color="",int density =0,int height =0 ,int width =0 ,int depth =0): Shape(color , density)
    {
        this->height=height;
        this->width=width;
        this->depth=depth;
    }
    Cubes(const Cubes &c) : Shape(c)
    {
        this->height=c.height;
        this->width=c.width;
        this->depth=c.depth;
    }
    float getVolume()
    {
    return height * width * depth;
    }
    float getWeight()
    {

      return getVolume() * density;
    }


};
class Balls :public Shape ,public Toy
{

    private:
    int radius;
    public:
    Balls(char *color="",int density = 0, int radius = 0 ): Shape(color , density)
    {
    this->radius=radius;
    }
    Balls(const Balls &b) :Shape(b)
    {
     this->radius=b.radius;
    }
    float getWeight()
    {
    return getVolume() * density;
    }
    float getVolume()
    {
    return 3.14*4/3 * radius * radius * radius;
    }


};




int main(){

int n ;
    cin>>n;
    char color[100];
        int density;
        int height;
        int width;
        int depth;
        int radius;

    Toy **toys=new Toy*[n];
    for(int i = 0 ; i < n ; i ++)
    {
        int s;
        cin>>s;
        if(s == 1)
        {
        cin>>color>>density>>radius;
            toys[i]=new Balls(color,density,radius);
        }
        if(s == 2)
        {
        cin>>color>>density>>height>>width>>depth;
                  //  cout<<color<<endl<<density<<endl<<height<<endl<<width<<endl<<depth; do tuka raboti

            toys[i]=new Cubes(color,density,height,width,depth);
        }

    }

    cin>>color>>density>>height>>width>>depth;
     //cout<<color<<endl<<density<<endl<<height<<endl<<width<<endl<<depth<<endl;
    Cubes Petra(color,density,height,width,depth);
         //cout<<color<<endl<<density<<endl<<height<<endl<<width<<endl<<depth<<endl;
    float sum=0.0;
    for(int i = 0 ; i < n ; i ++)
    {
        sum+=toys[i]->getWeight();
    }
    if(sum>Petra.getWeight())

    cout<<"YES"<<endl;
        else
        {
        cout<<"NO"<<endl;
        }
        //cout<<"test"<<endl;
        //cout<<sum;






    float maxVolume=0;
    for(int i=0;i<n;i++)

    {
        if(toys[i]->getVolume() >maxVolume)
        {
            maxVolume=toys[i]->getVolume();
        }
    }
    float difference=0;

    difference=maxVolume - Petra.getVolume();

    if(difference<0)
    {
    difference=0-difference;
        }
    cout<<"The difference is: "<<difference<<endl;






    return 0;
}