#include <iostream>
#include <fstream>
#include <cstdlib>
#include <string>
#include <map>

class Date {
public:
	Date(void);
	Date(const std::string);
	Date(const Date &);
	Date	&operator=(const Date &);
	~Date(void);

	bool operator==(const Date &) const;
	bool operator!=(const Date &) const;

	bool operator<(const Date &) const;
	bool operator>(const Date &) const;

	bool operator<=(const Date &) const;
	bool operator>=(const Date &) const;

private:
	unsigned long long	_value;
};

class BitcoinExchange {
public:
	BitcoinExchange(void) {parseData("data.csv");}
	BitcoinExchange(const BitcoinExchange &other) {this->_data = other._data;}
	BitcoinExchange	&operator=(const BitcoinExchange &other) {this->_data = other._data; return *this;}
	~BitcoinExchange(void) {}

	void	parseData(const std::string filename);
	void	str(std::string input);

private:
	std::map<Date, double>	_data;
};