Articles by Tag #recursion
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Weeks 4 & 5: Recursion and Arrays in JavaScript
Two Weeks of Core JavaScript Concepts Weeks 4 and 5 covered two fundamental topics: recursion and...
How to Trace Recursive Code Step by Step Manually
Recursion feels like magic until you trace it. Learn a foolproof manual method to dry-run recursive functions using a stack table and recursion tree.
Backtracking Strings: Draw the Tree, Fix the Bugs
Backtracking on strings feels like magic until you visualize the call tree. Here's how to draw it and spot branching errors.
Backtracking Permutations: Can You Trace the Recursion Stack?
If you can't see how the stack grows and unwinds, duplicates creep in and base cases fire wrong. Here's how to visualize it.
What Should I Practice Before Attempting Dynamic Programming Problems?
Jumping into DP without the right foundation is why most people struggle. This guide reveals the exact prerequisite skills you need to master first...
How to Convert a Recursive Solution to Iterative on LeetCode Using a Stack
Interviewers often ask you to rewrite a recursive solution iteratively—but most tutorials don’t show a systematic way to do it. Learn how to simula...
Recursion
What is Recursion? Any function which calls itself is called recursive. A recursive method solves a...
When I Discovered Recursive Intelligence
Rhiza's Kernel Chronicles: When I Discovered Recursive Intelligence January 7, 2026 -...
Solving LeetCode's "Add Two Numbers" Iteratively and Recursively - Part 1
If you’ve spent any time preparing for software engineering interviews, you’ve likely come across...
The Day My AI Started Talking to Itself (And the Math Behind Why It Always Happens)
Have you ever built an AI assistant with memory, felt proud of it, then watched in horror as it...
Make Backtracking 10x Faster: The Art of 'Aggressive Pruning'
Brute force won't pass the time limit. Learn how to sort, prune, and break early to turn a TLE backtracking solution into an Accepted one.
Recursion is not a function calling itself!
Correction to the common definition of recursion
🔁 Recursion — Think Smaller to Solve Bigger
Recursion is when a function calls itself to solve a problem by breaking it down into smaller...
Recursion in TypeScript (without the tears)
Principal devs hate this one weird trick... Have you felt frustrated by how hard recursion is? If...
How I Almost Went Bananas with Recursion—And Finally Got It
Chapter 1: Meet the Banana-powered Brain I was wrestling with this adventurous, tree-like...
Recursion Power Sum
def powerSum(X, N, num=1): power = num ** N if power > X: return 0 # too big, can't...
Recursion For Factorial Easyyyy
b = 6 6 * 5 * 4 * 3 * 2 * 1 so we need to get the num less than before so function...
Mastering Recursion: Think Like a Recursive Ninja! 🥷
Recursion is like magic! 🪄 You solve a big problem by breaking it down into smaller versions of...
What is Recursion?
Guide for Beginners Recursion is a powerful programming concept where a function calls...
Day 4 of My 180-Day Developer Challenge: The Day Recursion Clicked
Many of us went through the same pain as I did — Recursion. When I started learning DSA concepts and...
Recursion in Python
Recursion gets easier when you can see that each function call has its own variables on the call...
Weekly Coding Challenge #2: Generating Parentheses with Backtracking and Recursion
I’m continuing the weekly challenge series, and this time we’re tackling a foundational favorite:...
Recursion - Java
Suppose we have to print first 5 natural numbers (1,2,3,4,5), but we can't just simply print those...
Why Your Recursive Fibonacci Is a Time-Consuming Monster (And How DP Saves Your Day)
In this blog, I’ll explain why naive recursion is a terrible idea for Fibonacci, how dynamic...
Understanding Recursion in JavaScript: A Complete Guide with Example
Recursion is a programming technique where a function calls itself to solve a smaller instance of the...
How to Know When a for Loop Belongs Inside Recursion
Many developers struggle with knowing when a for loop belongs inside a recursive function. The...
Day 8: Visualizing the Call Stack: How Recursion Actually Works
We've all heard the term "Stack Overflow," but today I visualized what it actually means. When a...