Recent posts tagged dsa

When DSA Solved Our AWS Scaling Problem In the age of AI, it feels like DSA is slowly disappearing from day-to-day development. You can ask an AI to generate a queue, configure an AWS service, or write a retry mechanism in seconds. But there is o...

You open your wardrobe. T-shirts mixed with jeans. Dresses hiding behind hoodies. Everything is everywhere. 😭 You need to sort it. But here's the catch... There isn't just one way to organize a messy wardrobe. And that's exactly what happens in ...

Problem You are a professional robber planning to rob houses along a street. Each house has a certain amount of money stashed, the only constraint stopping you from robbing each of them is that adjacent houses have security systems connected and it ...

When I first started solving array and string problems, Sliding Window was one of the patterns that felt confusing. The code itself is usually short, but understanding when to move the window, what to remove, and what to add can be difficult at fir...

Hoi hoi! I’m @nyaomaruhttps://github.com/nyaomaru, a frontend engineer who has been obsessed with ramen lately. 😸🍜 Have you used DSA View View already? 👀👀 https://dev.to/nyaomaru/i-built-a-tool-to-visualize-dsa-letearn-together-dsa-view-view--djo ...

Recursion is a concept taught at University level. It is a concept many don't understand but it appears in coding challenges .For this reason, I have decided to cover it. Problem Convert a non-negative integer num to its English words representation...

https://github.com/asimayazmrd0987-glitch/Data-Structures-and-Algorithms This is my github repo where I work on DSA, and I am Still working on it. It is Open Source, get it free....

Hoi hoi! I’m @nyaomaruhttps://github.com/nyaomaru, a frontend engineer who is surprised by how cold it is in the Netherlands even though it’s still summer. 😸 Have you used DSA View View already? 👀👀 https://dev.to/nyaomaru/i-built-a-tool-to-visuali...

Hoi hoi! I’m @nyaomaruhttps://github.com/nyaomaru, a frontend engineer who struggles to make game sounds. 😿 Have you used DSA View View already? 👀👀 https://dev.to/nyaomaru/i-built-a-tool-to-visualize-dsa-lets-learn-together-dsa-view-view--djo1 DS...

Problem In a special ranking system, each voter gives a rank from highest to lowest to all teams participating in the competition. The ordering of teams is decided by who received the most position-one votes. If two or more teams tie in the first po...

Hoi hoi! I’m @nyaomaruhttps://github.com/nyaomaru, a frontend engineer who dislikes crowded places, so I'm planning to take a quiet vacation in September. 🏝️ Have you used DSA View View already? 👀👀 https://coderlegion.com/22758/i-built-a-tool-to-v...

Problem You are given an integer array arr. We split arr into some number of chunks i.e., partitions, and individually sort each chunk. After concatenating them, the result should equal the sorted array. Return the largest number of chunks we can m...

Greedy algorithms are usually given in leetcode style technical interviews.They involve taking the maximum or minimum.Below is a an example of using the greedy approach to solve a problem. Problem Given an integer array nums, reorder it such that n...

Problem Given the root of a binary tree, return the bottom-up level order traversal of its nodes' values. i.e., from left to right, level by level from leaf to root. Example 1: Input: root = 3,9,20,null,null,15,7 Output: 15,7,9,20,3 Example 2: In...

Mastering the Two Pointers Technique in Python With Easy Examples Tags: Python • Programming • DSA • Algorithms Author: Annet A When I first started solving coding problems, I noticed that many array and string questions looked different but cou...

Hoi hoi! I'm @nyaomaruhttps://github.com/nyaomaru, a frontend engineer who was recently knocked off my feet by how good the zeetong sole from a Dutch fish shop was. 🐟😸 In the previous article, I explained how DSA View View takes the TypeScript writ...

Hoi hoi! I'm @nyaomaruhttps://github.com/nyaomaru, a frontend engineer. Thanks to my daily Duolingo streak, Dutch is finally starting to sound slightly less like one extremely long word. Progress! 🦉 In my previous article, I introduced DSA View Vie...

Hoi hoi! I’m @nyaomaruhttps://github.com/nyaomaru, a frontend engineer currently fighting the intense European heatwave by building DIY window screens here in the Netherlands. 🛠️ https://medium.com/data-science-collective/should-you-still-learn-to-...

For a long time I treated BFS and DFS as interchangeable. Two ways to visit every node, pick whichever came to mind first. Then an interview handed me a grid that wanted the minimum number of steps, and a recursive DFS felt faster to type, so that's ...

After treating every FAANG company like the same interview, Amazon exposed the gap in about twenty minutes. I'd built FAANG prep around a small set of pattern families that looked highest-frequency: predicate search, sliding window, hash table funda...