Data Structures & Algorithms 💻 – Tony’s Blog ✍️

DSA 51: Array-Based Heaps [Part 1]

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Heaps Cool Data Structure 😎

DSA 52: Array-Based Heaps - Exercises

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Heaps Useful Data Structure 🔨

DSA 50: Binary Search Trees - Exercises

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Ch.15 Max, Pre & Post-Order Traversals

DSA 49: Binary Search Trees - Delete Review

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A Thoroughly Commented Scenario-Style Coding of BST’s delete_node Function

DSA 48: Binary Search Trees - Review

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Writing BST Operations From Scratch All At Once

DSA 46: Binary Search Trees - Delete [Part 9]

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Cleaner Implementation with Less Code

DSA 47: Binary Search Trees - Traverse [Part 10]

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In-order Traversal Implementation

DSA 45: Binary Search Trees - Delete [Part 8]

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Wip Attempt 2: Zero, 1 or 2 Children

DSA 44: Binary Search Trees - Delete [Part 7]

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Wip Attempt 1: Zero or 1 Children Nodes Only

DSA 42: Binary Search Trees - Alternative Approaches [Part 5]

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Learning to Convert between Recursion and Iterative Approaches

DSA 43: Binary Search Trees - Sir-Insert-A-Lot [Part 6]

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Insert a List of Integers into a Binary-Tree

DSA 41: Binary Search Trees - Insertion [Part 4]

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Insertion Attempt

DSA 40: Binary Search Trees - Search [Part 3]

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First Attempt Raw

DSA 39: Binary Search Trees - Rules [Part 2]

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A basic BST Implementation

DSA 37: Singly & Doubly Linked List - Exercises

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Chapter 14 Exercises 1-5, J.Wengrow Vol 2

DSA 38: Binary Search Trees - Basics [Part 1]

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Trees & Binary Trees: Useful Terms

DSA 36: Doubly Linked List [Part 4]

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Allowing for Forward and Backwards Traversal

DSA 35: LinkedList - Insert & Delete [Part 3]

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The Two Other Important Operations

DSA 34: LinkedList - Read & Search [Part 2]

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Two Important Operations as Functions

DSA 31: Quickselect [Part 2]

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Getting the kth item by adapting the quicksort algorithm

DSA 33: Nodes & Linked Lists [Part 1]

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Brief introduction to node-based data structures

DSA 32: Quick Algorithms - Exercises [Part 3]

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Chapter 13 Exercises, J.Wengrow Vol 1

DSA 30: Quicksort [Part 1]

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Implementation with Partitioning

DSA 29: Dynamic Programming - Exercises [Part 2]

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Addition, Golomb & Unique Path Questions

DSA 28: Dynamic Programming [Part 1]

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Improving Function Efficiency with the Memoization Technique

DSA 27: Anagram - Call Stack

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An introductory look at the call stack of the anagram recursive function

DSA 26: Recursion - Anagram Generation [Part 7]

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Anagram Recursive Function From Scratch

DSA 25: Recursion - Exercises [Part 6]

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More recursion examples and exercises

DSA 24: Recursion - 3 More Examples [Part 5]

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Summation, String-Reversal & Counting-Letter

DSA 23: Recursion - In-Place Modification [Part 4]

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Creating & Modifying Arrays

DSA 22: Recursion - Factorial [Part 3]

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DSA 21: Recursion - With Base-Case [Part 2]

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Proper structure of a recursive function

DSA 20: Recursion [Part 1]

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Comparing a simple while-loop versus a recursive function

DSA 19: Queues - Print [Part 2]

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Implement a simple interface for a PrintManager class

DSA 18: Queues [Part 1]

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Queues are like a Macca’s Drive-Thru

DSA 17: Stacks - Exercises [Part 3]

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Chapter 9, J.Wengrow Vol 2

DSA 16: Stacks - Linter [Part 2]

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Recording first attempt writing a (Braces) Linter class

DSA 15: Hash Tables - Exercises [Part 4]

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Chapter 8 Exercises, J.Wengrow Vol 2

DSA 14: Hash Table - Speed Comparisons [Part 3]

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Improving time-complexity of an algorithm with a hash table

DSA 13: Stacks - An Abstract Class [Part 1]

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Sometimes it’s nice to be structured & orderly

DSA 12: Hash Tables - Collisions [Part 2]

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Collisions in Hash Tables explained with a suggestion solution

DSA 11: Hash Tables - Hash Functions [Part 1]

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Create hash tables, hash functions and replicate how the data is in memory

DSA 10: Insertion Sort - Shift & Insert

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3rd attempt which uses less variable assigning

DSA 9: Insertion Sort - With Test Scenarios

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Equivalent Implementations Using for & while-loops

DSA 8: Big O - Analysing Algorithms

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Describing Algorithms & Functions in Big O notation - Chapter 5 Exercises, J.Wengrow Vol 2

DSA 7: \(BubbleSort()\) Practice

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Implementing from scratch and charting the time complexity

DSA 6: Binary Search Practice

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Writing binary search from scratch and testing array sizes

DSA 5: Big O - String Select Function

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Chapter 3 Exercise 4, J.Wengrow Vol 2

DSA 4: Big-O - Chessboard & Grains Problem

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Chapter 3 Exercises 3, J.Wengrow Vol 2

DSA 3: Binary Search - Exercises

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Chapter 2 Exercises, J.Wengrow Vol 2

DSA 2: Array and Sets - Exercises

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Chapter 1 Exercises, J.Wengrow Vol 2

DSA 1: Big-O - Arrays and Sets

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Big-O for Array Operations