class Student:
    def __init__(self):
        self.name = name
        self.points = points

    def __str__(self):
        return self.name + " - " + str(self.points)

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

class List:
    def __init__(self):
        self.head = None
        self.tail = None

    def addAtFront(self):
        newNode = Node(data)
        if self.head:
            newNode.next = self.head
            self.head.prev = newNode
            self.head = newNode

        else:
            self.head = newNode
            self.tail = newNode