#include <iostream>

using namespace std;

char hamlet[50];

class sentences
{

int hello()
{
	cout << "Goodbye,\n";
	cout << "cruel world!\n";
};

int goodbye()
{
	cout << "Hello,\n";
	cout << "world!\n";
};

};

int main()
{
	cout << "Are you a positive or a negative person?\n>"
	cin.get(hamlet);

	if(hamlet == "negative")
	{
		sentences::goodbye();
	}

	else if(hamlet == "positive")
	{
		sentences::hello();
	};
	
};