class Node:
    def __init__(self,d,n):
        self.data=d
        self.Next=n

class linkedlist:
    head=Node(None,None)

    def insert(data):
        node=Node(data,None)
        if(head==None):
            head=node
        else:
            n=head
            while(n.Next!=None):
                n=n.Next
            n.Next=node
    def show():
        n=head
        while(n.Next!=0):
            print(n.data)
            n=n.Next
        print(n.Next)
    insert(15)

    show()
    
    
    
        

7a72ea96fc341f73b95624222df2c151deb91d11
<mask token>


class linkedlist:
    <mask token>

    def insert(data):
        node = Node(data, None)
        if head == None:
            head = node
        else:
            n = head
            while n.Next != None:
                n = n.Next
            n.Next = node

    def show():
        n = head
        while n.Next != 0:
            print(n.data)
            n = n.Next
        print(n.Next)
    insert(15)
    show()

<mask token>


class linkedlist:
    head = Node(None, None)

    def insert(data):
        node = Node(data, None)
        if head == None:
            head = node
        else:
            n = head
            while n.Next != None:
                n = n.Next
            n.Next = node

    def show():
        n = head
        while n.Next != 0:
            print(n.data)
            n = n.Next
        print(n.Next)
    insert(15)
    show()

class Node:
    <mask token>


class linkedlist:
    head = Node(None, None)

    def insert(data):
        node = Node(data, None)
        if head == None:
            head = node
        else:
            n = head
            while n.Next != None:
                n = n.Next
            n.Next = node

    def show():
        n = head
        while n.Next != 0:
            print(n.data)
            n = n.Next
        print(n.Next)
    insert(15)
    show()

class Node:

    def __init__(self, d, n):
        self.data = d
        self.Next = n


class linkedlist:
    head = Node(None, None)

    def insert(data):
        node = Node(data, None)
        if head == None:
            head = node
        else:
            n = head
            while n.Next != None:
                n = n.Next
            n.Next = node

    def show():
        n = head
        while n.Next != 0:
            print(n.data)
            n = n.Next
        print(n.Next)
    insert(15)
    show()

class Node:
    def __init__(self,d,n):
        self.data=d
        self.Next=n

class linkedlist:
    head=Node(None,None)

    def insert(data):
        node=Node(data,None)
        if(head==None):
            head=node
        else:
            n=head
            while(n.Next!=None):
                n=n.Next
            n.Next=node
    def show():
        n=head
        while(n.Next!=0):
            print(n.data)
            n=n.Next
        print(n.Next)
    insert(15)

    show()
    
    
    
        
