text: #ifndef NEURON_H
  #define NEURON_H
  #include "util.h"
  
  class neuron
  {
  public:
    neuron(double w) : weight(w) {}
    double get_weight() const;
    void set_weight(const double value);
  
  private:
    double weight; //weight
  };
  
  #endif // NEURON_H
  