text: #ifndef PLOT_HH
  #define PLOT_HH
  
  #include <vector>
  #include <string>
  
  
  using DataVector = std::vector<double>;
  using DataMatrix = std::vector<DataVector>;
  
  
  class Plot
  {
  
  public:
      Plot();
  
      void sleep(int i);
  
      void linepointsplot(DataVector x, DataVector y, std::string label);
  
      void linepointsplot(DataMatrix xy, std::string label);
  
      void histogram(DataVector x, std::string label, int num_bins=10);
  };
  
  #endif // PLOT_HH
  