#include <iostream>
#include <string>
using namespace std;

class ColorPicker {
public:

        string Color[7] = { "red" , "orange", "yellow", "green", "blue", "indigo", "violet" };
        
        friend  ostream& operator << (ostream& out, const ColorPicker& ob)
        {
        	for(int i=0; i<7;i++)
        	{
        		out<< (ob.Color[i])<<" | ";
        	}
        	return out;
        }

};

int main()
{
	ColorPicker ob;
    cout <<ob<<endl;
   //system("pause"); 
    return 0;
}