#pragma once

#include <vector>
#include <iostream>

using point_t = std::pair<double,double>;
using plot_t = std::vector<point_t>;

class Plot {
public:

    plot_t points;
    int size;

    Plot();
    Plot(plot_t _points);

    point_t get(int i);
    double get_x(int i);
    double get_y(int i);

    void add(point_t Point);

    void display();
    void write_in_file(std::string filename);

    friend std::ostream& operator<<(std::ostream& os, const Plot& plot);
};