Data Structures and Algorithms in Python | 39. User defined lists - Part B by Abraham | Learn Smarter
K12 Students

Academics

AI-Powered learning for Grades 8–12, aligned with major Indian and international curricula.

Academics

Grades

Grade 8 Grade 9 Grade 10 Grade 11 Grade 12

Curriculum

CBSE ICSE IB
Professionals

Professional Courses

Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.

Professional Courses
Games

Interactive Games

Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.

games
Typing
Memory
Math
English Adventures
Knowledge
39. User defined lists - Part B

The chapter discusses the implementation of linked list operations, including appending, inserting, deleting nodes, and creating a string representation of the list. It highlights both iterative and recursive methods for these operations. Key challenges such as deleting nodes and managing empty states are also elaborated upon.

Sections

  • 39.1

    Delete Function Overview

    This section explains the delete function in linked lists, detailing how to remove a node based on a given value, handling various scenarios including the deletion of head nodes and single-node lists.

    Learning Practice

  • 39.1.1

    Deleting Value X

    This section discusses the deletion process of a node with a specific value, x, from a linked list, explaining both iterative and recursive approaches.

    Learning Practice

  • 39..1.2

    Handling The First Node

    This section outlines the process of deleting the first node from a linked list and handling various cases during the deletion.

    Learning Practice

  • 39..1.3

    Finding The First X

    This section discusses the process of deleting a specific value from a linked list, detailing both iterative and recursive approaches.

    Learning Practice

  • 39.1.4

    Recursive Deletion

    This section discusses the implementation of recursive deletion in linked lists, detailing how to remove a node and adjust pointers accordingly.

    Learning Practice

  • 39.1.5

    Base Case In Recursion

    This section covers the fundamental concept of the base case in recursion, particularly in the context of linked list deletion.

    Learning Practice

  • 39.1.6

    Termination Of List

    This section discusses the mechanisms and strategies for deleting nodes from a linked list, including handling edge cases.

    Learning Practice

  • 39.1.7

    Print List Function

    This section details the implementation of a function to print a list, alongside explanations on how to delete elements from a linked list.

    Learning Practice

  • 39.1.8

    Initializing The Python List

    This section discusses the process of initializing and manipulating lists in Python, including deletion methods.

    Learning Practice

  • 39.1.9

    Building The List

    This section explains how to implement a delete function for nodes in a linked list, including handling edge cases.

    Learning Practice

  • 39.1.10

    Python Code Implementation

    This section explains the process of deleting values from a linked list in Python, covering both iterative and recursive methods.

    Learning Practice

  • 39.1.11

    Initial Setup

    This section discusses the implementation of a delete function for linked lists, detailing how to safely remove nodes while managing edge cases such as empty lists and single-node scenarios.

    Learning Practice

  • 39.1.12

    Empty Check

    This section covers the mechanics of the delete function for linked lists, focusing on how to handle empty cases and recursive deletions.

    Learning Practice

  • 39.1.13

    Append Function Details

    This section outlines the process of deleting a value from a linked list, showcasing both iterative and recursive methods.

    Learning Practice

  • 39.1.14

    Recursive Delete Implementation

    This section covers the recursive implementation of the delete function for linked lists, explaining how to handle both empty lists and the deletion of nodes effectively.

    Learning Practice

  • 39.1.15

    Final String Representation

    This section discusses the logic and implementation of a delete function for a linked list, covering both iterative and recursive methods.

    Learning Practice

  • 39.1.16

    Running The Code

    This section details the process and considerations involved in deleting a node from a linked list in Python.

    Learning Practice

References

Chapter 39 part-B.pdf

Class Notes

Memorization

What we have learnt

  • Understanding how to manipu...
  • The importance of handling ...
  • The distinction between ite...

Final Test

Revision Tests