text: #ifndef TETRIS_H
  #define TETRIS_H
  
  #include<iostream>
  using namespace std;
  
  class Tetris {
  public:
  	Tetris();
          Tetris(int);
          Tetris(const Tetris &);
          Tetris & operator=(const Tetris &);
          ~Tetris();
  									
          char get(int,int) const;
          void removeColuna(int);
          void removeLinhasCompletas();
          int getNumColunas()const;
          int getAltura(int)const;
          int getAltura()const; 
          int getAlturaMinima()const;
          bool adicionaForma(int,int,char,int);
  
  private:
          char **jogo;
          int *alturas;
          int largura;
  
          void createjogo();
          void createalturas();
          void destroy();
  };
  
  #endif