new_contents: # Basic list exercises
  # Fill in the definitions for the required functions. The main functions and the testing 
  # has been handled, so when you run a program, you will get an output of how many testcases
  # passed and how many didn't.
  
  # A. alphanum Score
  def alphanum_score(words):
  	"""
  	The function takes a list of words as its argument.
  	Returns a score generated as follows,
  		> Start with a net score of 0
  		> If the element is a alpha-string, +1
  		> If the element is a number, -1
  	"""
  
  	# Add your code here
  	return
  
  
  # B. Occurences
  def occurences(words, letter):
  	"""
  	The function takes a list of words and a letter as its arguments.
  	Returns a list sorted by the number of times the given letter occurs.
  	"""
  
  	# Add your code here
  	return
  
  
  # C. Tuple Merge
  def function(tuples1, tuples2):
  	"""
  	The functions takes two lists of 2-tuples as its arguments.
  	Returns a list of the form - 
  		[tuples1 sorted by first element, tuples2 sorted by second element]
  	"""
  
  	# Add your code here
  	return
  
  
  
subject: Add list exercises