Java and DSA Foundation Course - Arrays 6 | Prefix Sum Problems Solving | Lecture 19 | Java and DSA Foundation Course

We understand that arrays are a vast and complex topic. That is why we have broken it down into sections and have created separate lectures for every new concept. This will help you to understand the implementations in a clear and better way. We recommend that you practice the class and assignment questions regularly to gain the maximum out of these lectures. Here, Manvi mam is going to cover the array-based problems like prefix sum that are frequently asked in good placement and internship interviews. If you are facing any trouble accessing the assignment or lesson plan, please re-login to your account on PW Skills website and try. Are you finding the classes helpful? Stay tuned for more! Access the notes and assignments for this class for free at : http://bit.ly/3EWvwd4 If you are joining us late, to know more about PWSkills & plans : Watch the Orientation Video: https://www.youtube.com/watch?v=YpNFgTKVAtU Watch the Launch Video: https://www.youtube.com/watch?v=si8TKULKmLE TIME STAMPS: 00:00 - Introduction 00:38 - Recap 02:14 - Given an integer array 'a', return the prefix sum/running sum in the same array. 09:07 - Code 19:33 - For a given array of integers of size n, answer q queries to print the sum of values in a given range of indices from l to r 33:51 - Code 35:52 - Program to check if an array can be partitioned into sub-arrays with equal sum 49:00 - Code 54:42 - Dry run 56:46 - Summary 57:44 - Follow-up question ▶️ PW Skills Website - https://pwskills.com ▶️ PW Skills Instagram - https://www.instagram.com/pwcollegewallah ▶️ PW Skills LinkedIn Channel - https://www.linkedin.com/in/pw-skills-136050249/ ▶️ PW Skills Telegram Channel- https://t.me/SkillsPW