text: #ifndef __SINGLESTILE_H__
  #define __SINGLESTILE_H__
  
  #include "Solver/Technique.hpp"
  
  class SinglesTile : public Technique
  {
    protected:
      bool analyze() override;
      bool perform() override;
  
    public:
      SinglesTile(Solver& solver)
          : Technique(solver)
      {}
      ~SinglesTile() = default;
  };
  
  #endif // __SINGLESTILE_H__