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Hands-On Data Structures and Algorithms with Python - Second Edition

You're reading from  Hands-On Data Structures and Algorithms with Python - Second Edition

Product type Book
Published in Oct 2018
Publisher Packt
ISBN-13 9781788995573
Pages 398 pages
Edition 2nd Edition
Languages
Authors (2):
Dr. Basant Agarwal Dr. Basant Agarwal
Profile icon Dr. Basant Agarwal
Benjamin Baka Benjamin Baka
Profile icon Benjamin Baka
View More author details
Toc

Table of Contents (16) Chapters close

Preface 1. Python Objects, Types, and Expressions 2. Python Data Types and Structures 3. Principles of Algorithm Design 4. Lists and Pointer Structures 5. Stacks and Queues 6. Trees 7. Hashing and Symbol Tables 8. Graphs and Other Algorithms 9. Searching 10. Sorting 11. Selection Algorithms 12. String Algorithms and Techniques 13. Design Techniques and Strategies 14. Implementations, Applications, and Tools 15. Other Books You May Enjoy

Bubble sort algorithms

The idea behind the bubble sort algorithm is very simple. Given an unordered list, we compare adjacent elements in the list, and after each comparison, place them in the right order of magnitude. This works by swapping adjacent items if they are not in the correct order. The process is repeated n-1 times for a list of n items. In each such iteration, the largest element is arranged in the end. For example, in the first iteration, the largest element would be placed in the last position of the list, and again, the same process will be followed for the remaining n-1 items. In the second iteration, the second largest element will be placed at the second-to-last position in the list, and the process will then be repeated until the list is sorted.

Let's take a list with only two elements, {5, 2}, to understand the concept of the bubble sort, as shown in...

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