public void InsertarFicha(int posicion,Ficha fic)
    {                      
    	switch (posicion)
        {
            case 1:tablero[0][0]=fic; break;
            case 2:tablero[0][1]=fic; break;
            case 3:tablero[0][2]=fic; break;
            case 4:tablero[1][0]=fic; break;
            case 5:tablero[1][1]=fic; break;
            case 6:tablero[1][2]=fic; break;
            case 7:tablero[2][0]=fic; break;
            case 8:tablero[2][1]=fic; break;
            case 9:tablero[2][2]=fic; break;
        }
    }