Topic : Graphs and Tree Contd.
Material :
https://1drv.ms/u/s!Ak6ydOPH78qSgT2wIcYuZdjX-7gR?e=zhIMnuPractice Problems :
https://drive.google.com/file/d/1MyPEDlZHfRm7RmC_55v4mHBO2lY9Ij7m/view?usp=sharingReferences :
https://www.recursionnitd.in/get_started/#topic17
https://www.geeksforgeeks.org/introduction-to-tree-data-structure-and-algorithm-tutorials/
https://www.geeksforgeeks.org/diameter-tree-using-dfs/
https://iq.opengenus.org/topological-sort-bfs/
https://www.geeksforgeeks.org/lca-for-general-or-n-ary-trees-sparse-matrix-dp-approach-onlogn-ologn/