text: #ifndef PICROSS_SHELL__PICROSS_SHELL_STATE_HPP
  #define PICROSS_SHELL__PICROSS_SHELL_STATE_HPP
  
  #include "../core/grid.hpp"
  
  namespace Picross
  {
      class PicrossShellState
      {
          private:    // Attributes
              Grid _mainGrid;
              Grid _workingGrid;
  
          public:
              PicrossShellState();
              
              Grid& mainGrid();
              Grid& workingGrid();
      };
  }
  
  #endif//PICROSS_SHELL__PICROSS_SHELL_STATE_HPP