Previous Smaller Element in Java 🔥 | Stack Interview Problem | DSA in Java #51

Learn how to solve the Previous Smaller Element problem using Stack in Java. This is a very important pattern-based question asked in coding interviews and helps you master the Monotonic Stack concept. In this video, we break down the intuition, optimized approach, and implementation step by step. 🔥 In this video: • Previous Smaller Element Explanation • Optimized Stack Approach • Dry Run with Example • Java Code Implementation • Time & Space Complexity 📌 Practice Problems: Previous Smaller Element :- https://www.geeksforgeeks.org/problems/previous-smaller-element/1 📚 DSA in Java Full Course Playlist: https://youtube.com/playlist?list=PL-CeQccLavFfRoz9abuwvflSwCwcZTyYo 📂 Code Repository: https://github.com/sumanmalakar/DSA_In_JAVA_YouTube 📝 Notes: https://drive.google.com/drive/u/0/folders/1-wk8nrebq2jM17T9pOkoXmyp83jk8fNo 🎯 Other Popular Playlists: Full Stack Web Development: https://youtube.com/playlist?list=PL-CeQccLavFeytqS_ALj97JNd4PF4gc1z Java Complete Playlist: https://youtube.com/playlist?list=PL-CeQccLavFeIZQvuDtPdDd73kFWE5BtU Latest React 19 Playlist: https://youtube.com/playlist?list=PL-CeQccLavFdWbvPJLg2ig-ImCNmf44mj 📢 Support the Channel: If our tutorials inspired you, consider donating to support free quality content: https://drive.google.com/file/d/10GBJrIIn0FMc_Vpn9apxsuoLrkzLM3Vi/view TIMESTAMPS 00:00:00 | Intro 00:00:10 | Ques : Previous Smaller Element 00:01:45 | Approach 00:04:10 | Let's write code 00:06:50 | Dry Run 00:13:29 | Time & Space Complexity...? 00:14:00 | Outro Join Our WhatsApp Channel :- https://whatsapp.com/channel/0029VabOmJhIyPtSTIL1Bh2b Mastery Courses :- https://www.youtube.com/playlist?list=PL-CeQccLavFcu9gbG_KePLzXanujKTOmS Crash Course :- https://www.youtube.com/playlist?list=PL-CeQccLavFccTNnwZ46nb3KsWPeqi6TU React Animated Portfolio Website :- https://youtu.be/cWYKs1pu6s4?si=t-vqVFc9JZ3u7Fdd React Shopping Cart Project :- https://www.youtube.com/watch?v=wtEp_Y2kmO8 React.js Project playlist :- https://www.youtube.com/playlist?list=PL-CeQccLavFcv3HWlDz9XrL62dRtXHF4l All React Hooks In One Shot :- https://youtu.be/5UGMn--LRd4?si=53qj1xbshhnUZov4 Node.js playlist :- https://youtube.com/playlist?list=PL-CeQccLavFd-n_5m08c-caLIp5uNV_ZY&si=hxDpOfZUA1-z51zO MERN E - Commerce :- https://youtu.be/qP75zfeDpQc?si=CzKsU1lHWANWhnfJ ►My Girlfriend :- https://amzn.to/3EvmSkD Reach Me Out ----------------------------------------------------------------------------------------------------------------------- Linkedin :- https://www.linkedin.com/in/suman-malakar/ Instagram :- https://www.instagram.com/suman_malakar001/ facebook :- https://www.facebook.com/sumankumar.malakar.9/ GitHub :- https://github.com/sumanmalakar ----------------------------------------------------------------------------------------------------------------------- Product I use for coding and YouTube ----------------------------------------------------------------------------------------------------------------------- Laptop :- https://amzn.to/4oloWRG SSD :- https://amzn.to/47NUp7c HardDisk :- https://amzn.to/3KGSaZ9 keyboard :- https://amzn.to/3YGXIJ3 Mouse :- https://amzn.to/45uSylF Headphone :- https://amzn.to/3KGSaZ9 Web Cam :- https://amzn.to/3QK978T Microphone : - https://amzn.to/3KGSaZ9 Business Email: [email protected] Personal Channel: https://www.youtube.com/channel/UCfPPYxi84Q5ByzeHdhmh-Nw #stack #DSA #Java #CodingInterview #PlacementPreparation