Tree Exercise Solutions

• Exercise 1:
  

  ('A',
       ('B',
            ('C',(),()),
            ('D',(),())
       ),
       ('E',(),())
  )
  

  or

  ('A', ('B', ('C',(),()), ('D',(),()) ), ('E',(),()) )
  

• Exercise 2:
  

  ('A',
       ('B',
            ('D',(),()),
            ('E',(),())
       ),
       ('C',
            ('F',(),()),
            ('G',(),())
       )
  )
  

  or

  ('A', ('B', ('D',(),()), ('E',(),()) ), ('C', ('F',(),()), ('G',(),()) ) )
  

• Exercise 3:
  
• Exercise 4:
  
• Exercise 5:
  
• Exercise 6:
  
• Exercise 7: