Link to the PDF mentioned in the video: https://drive.google.com/file/d/1M7tDvBNliltrHc4nIg7VQU57Lsmj9u93/view?usp=sharing . Link to our Instagram handle: https://www.instagram.com/leaf_classes/ . Leaf classes in not only a YouTube channel but also a vision to impart best knowledge to our young aspirants of ICSE "Computer Applications" subject. To play Quiz on various topics: httpshttps://www.youtube.com/playlist?list=PL6RC2RXzp6ZdHiYlP_99aaI42_sfa9Xrw Link to Arrays playlist: httpshttps://www.youtube.com/playlist?list=PL6RC2RXzp6ZfloQi0AhCNBZTOy9OfMdev Link to Mathematical functions in Java playlist: https://www.youtube.com/playlist?list=PL6RC2RXzp6ZcOPRPbTJthlcDB5W2rzNqx Link to Library classes | Wrapper classes playlist: httpshttps://www.youtube.com/playlist?list=PL6RC2RXzp6ZdZ-1qLufWqXltf_gqkHF2Y Link to Series programs playlist: httpshttps://www.youtube.com/playlist?list=PL6RC2RXzp6ZdWSHznxrI4lkfrwTIy33_f Link to Operators and Expressions in Java: httpshttps://www.youtube.com/playlist?list=PL6RC2RXzp6ZcXeRPMpMNaY2OC6JQbC_2q In case of any doubt feel free to comment below.