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Commit 712b0df

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Merge pull request #115 from carbseater/patch-1
2 parents 1735011 + 8e834e9 commit 712b0df
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# A complete working Python program to find length of a
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# Linked List iteratively
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# Node class
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class Node:
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# Function to initialise the node object
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def __init__(self, data):
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self.data = data # Assign data
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self.next = None # Initialize next as null
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# Linked List class contains a Node object
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class LinkedList:
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# Function to initialize head
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def __init__(self):
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self.head = None
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# This function is in LinkedList class. It inserts
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# a new node at the beginning of Linked List.
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def push(self, new_data):
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# 1 & 2: Allocate the Node &
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# Put in the data
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new_node = Node(new_data)
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# 3. Make next of new Node as head
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new_node.next = self.head
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# 4. Move the head to point to new Node
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self.head = new_node
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# This function counts number of nodes in Linked List
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# iteratively, given 'node' as starting node.
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def getCount(self):
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temp = self.head # Initialise temp
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count = 0 # Initialise count
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# Loop while end of linked list is not reached
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while (temp):
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count += 1
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temp = temp.next
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return count
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# Code execution starts here
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if __name__=='__main__':
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llist = LinkedList()
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llist.push(1)
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llist.push(3)
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llist.push(1)
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llist.push(2)
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llist.push(1)
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print ("Count of nodes is :",llist.getCount())

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