Advanced Data Structures : Session 2 | 2D prefix sum | Ashutosh Singh

Try these problems on your own: https://practice.geeksforgeeks.org/problems/maximum-sum-rectangle2948/1 Link to our Courses Portal - https://practice.geeksforgeeks.org/jobs Course Link for Essential Java : https://practice.geeksforgeeks.org/courses/cp-maths-java?vC=1 Our courses : https://practice.geeksforgeeks.org/courses/ Follow us on our Social Media Handles - Twitter- https://twitter.com/geeksforgeeks LinkedIn- https://www.linkedin.com/company/geeksforgeeks Facebook- https://www.facebook.com/geeksforgeeks.org Instagram- https://www.instagram.com/geeks_for_geeks/?hl=en Reddit- https://www.reddit.com/user/geeksforgeeks Telegram- https://t.me/s/geeksforgeeks_official Also, Subscribe if you haven't already! :)