Problem description & analysis: The field of a certain database table is strings. Task: Now we need to find the strings that contain at least 5 consecutive letters sorted alphabetically, or in other words, the longest substring in a continuous ascen...
Optimizing the "Sum of Multiples of 3 and 5" Problem in Hackerrank Problem Overview In many coding challenges, we encounter the problem of finding the sum of multiples of certain numbers within a given range. One such problem is: "Find the sum of all...
When it comes to self-preparing for a career in programming or IT, the journey can feel overwhelming. With so many resources and concepts to tackle, it’s easy to get lost in the chaos. However, two key tools have been game-changers for me: LeetCode a...
🧠 What is an AND Gate? In digital logic, an AND gate is a basic logic gate that outputs: 1 (True) only if all of its inputs are 1 0 (False) if even one input is 0 🔧 Truth Table for 2-input AND Gate: ABA AND B 000 010 100 111 For mor...
Hey there! 👋 Let’s talk about something I love to call vibe coding. No, it’s not a new framework or tool. It’s just a mindset — a way of coding where I feel good, relaxed, focused, and actually enjoy the process. Over time, I’ve realized how importa...
Hello, fellow learner !!!👋 The reason I did not post yesterday is because, I wasn’t able to complete my program in a single day. Welcome back to Day 23 of my Python learning journey! Today, we're taking a creative detour from the usual programming e...
Recently, I’ve been working on a design system for a relatively large organization.And somewhere deep in the project, a question started bothering me: 👉 Where do you draw the line between writing quality code and simply over-engineering things? I’ve...
When most people hear "Git," they immediately think about collaboration: pushing code to GitHub, GitLab, Bitbucket, or some remote repository. But Git isn't just a team tool.Git is your personal time machine. Your ultimate insurance policy. Your secr...
IntroductionAs developers, we are always on the lookout for tools that can improve our workflow, boost productivity, and make our lives easier. With so many tools available, it can be overwhelming to choose the right ones. Let’s take a look at 5 must...
What is Twin Sum? In a linked list of even length, twin sum is the sum of pairs formed by: The first and last node The second and second-last node …and so on, until all nodes are paired. ✨ Example: Consider the linked list: 1 -> 3 -> 4 -> 5 -> N...
