class Node(object):
	def __init__(self, data):
		self.data = data
		self.next = None

class Node(object):
	def __init__(self, data):
		self.data = data
		self.next = None

class LinkedList(object):
	def __init__(self, head=None):
		self.head = head



Set up linked list class
Set up linked list class

  class Node(object):
  	def __init__(self, data):
  		self.data = data
  		self.next = None
  
+ class LinkedList(object):
+ 	def __init__(self, head=None):
+ 		self.head = head
+ 
+ 
+ 
Set up linked list class
## Code Before:
class Node(object):
	def __init__(self, data):
		self.data = data
		self.next = None

## Instruction:
Set up linked list class
## Code After:
class Node(object):
	def __init__(self, data):
		self.data = data
		self.next = None

class LinkedList(object):
	def __init__(self, head=None):
		self.head = head


