Flatten This Array (NO .flat allowed!) 🛑 #shorts

Can you flatten a nested array without using .flat()? 💻 Here is the elegant recursive solution using reduce that will impress your interviewer. 👇 𝐌𝐀𝐒𝐓𝐄𝐑 𝐓𝐇𝐄 𝐈𝐍𝐓𝐄𝐑𝐕𝐈𝐄𝐖: 📘 The Syntax Shelter Interview Hacks Playlist:    • Interview PREP | VAR vs LET 🧠 #shorts   🎓 How to Get $45k in Free Tools:    • $45,000 Student ID Hack 🎓 #shorts   🚀 𝐖𝐇𝐀𝐓 𝐈𝐒 𝐒𝐘𝐍𝐓𝐀𝐗 𝐒𝐇𝐄𝐋𝐓𝐄𝐑? In this channel we are decoding the technical hiring process. I post daily videos on: • JavaScript & TypeScript Interview Hacks 🧠 • System Design for Juniors 🏗️ • Vibe Coding with Gemini AI 🤖 My goal is to help you crack the coding interview without the stress. #shorts # viralshorts #interview #interviewhacks #softwareengineer #coding #javascript #programming #syntaxshelter --------------------------------------------------------------------------------- Disclaimer: This video is for educational purposes. 🗣️ AI Voiceover by ElevenLabs