Question 1 - Past Year - 5 Mark Questions - Chapter 3 - Stacks

Write Add new(Book) and Remove(Book) methods in Python to Add a new Book and Remove a Book from a List of Books, considering them to act as PUSH and POP operations of the data structure stack.

Answer:

def addnew(Books):

str=input(print("Enter a book's name: "))

Books.append(str)

def remove(Books):

if len(Books)==0:

print("Stack is empty")

else:

Books.pop()