class node():
    def __init__(self,data):
        self.data=data
        self.nxt=None
class sll():
    def __init__(self):
        self.head=None
    def insertion(self,data):
        tmp=node(data)
        tmp.nxt=self.head
        self.head=tmp
    def deletion(self,data):
        tmp=self.head
        self.head=self.head.nxt
        tmp.nxt=None
    def printlist(self):
        tmp=self.head
        while tmp!=None:
            print(tmp.data,"==>",end='')
            tmp=tmp.nxt
        print("none")
list=sll()
list.head=node("tue")
e2=node("mon")
e3=node("wed")
list.head.nxt=e2
e2.nxt=e3
list.deletion("")
list.printlist()

396114c3c053221049ae7790766cf16a5b39bbfb
<mask token>


class sll:

    def __init__(self):
        self.head = None
    <mask token>

    def deletion(self, data):
        tmp = self.head
        self.head = self.head.nxt
        tmp.nxt = None

    def printlist(self):
        tmp = self.head
        while tmp != None:
            print(tmp.data, '==>', end='')
            tmp = tmp.nxt
        print('none')


<mask token>

class node:
    <mask token>


class sll:

    def __init__(self):
        self.head = None

    def insertion(self, data):
        tmp = node(data)
        tmp.nxt = self.head
        self.head = tmp

    def deletion(self, data):
        tmp = self.head
        self.head = self.head.nxt
        tmp.nxt = None

    def printlist(self):
        tmp = self.head
        while tmp != None:
            print(tmp.data, '==>', end='')
            tmp = tmp.nxt
        print('none')


<mask token>

class node:

    def __init__(self, data):
        self.data = data
        self.nxt = None


class sll:

    def __init__(self):
        self.head = None

    def insertion(self, data):
        tmp = node(data)
        tmp.nxt = self.head
        self.head = tmp

    def deletion(self, data):
        tmp = self.head
        self.head = self.head.nxt
        tmp.nxt = None

    def printlist(self):
        tmp = self.head
        while tmp != None:
            print(tmp.data, '==>', end='')
            tmp = tmp.nxt
        print('none')


<mask token>
list.deletion('')
list.printlist()

class node:

    def __init__(self, data):
        self.data = data
        self.nxt = None


class sll:

    def __init__(self):
        self.head = None

    def insertion(self, data):
        tmp = node(data)
        tmp.nxt = self.head
        self.head = tmp

    def deletion(self, data):
        tmp = self.head
        self.head = self.head.nxt
        tmp.nxt = None

    def printlist(self):
        tmp = self.head
        while tmp != None:
            print(tmp.data, '==>', end='')
            tmp = tmp.nxt
        print('none')


list = sll()
list.head = node('tue')
e2 = node('mon')
e3 = node('wed')
list.head.nxt = e2
e2.nxt = e3
list.deletion('')
list.printlist()

class node():
    def __init__(self,data):
        self.data=data
        self.nxt=None
class sll():
    def __init__(self):
        self.head=None
    def insertion(self,data):
        tmp=node(data)
        tmp.nxt=self.head
        self.head=tmp
    def deletion(self,data):
        tmp=self.head
        self.head=self.head.nxt
        tmp.nxt=None
    def printlist(self):
        tmp=self.head
        while tmp!=None:
            print(tmp.data,"==>",end='')
            tmp=tmp.nxt
        print("none")
list=sll()
list.head=node("tue")
e2=node("mon")
e3=node("wed")
list.head.nxt=e2
e2.nxt=e3
list.deletion("")
list.printlist()
