| Minimum number of hospitals to be built on a tree such that it is available on every node or on the consecutive node | 1 | March 29, 2020 | 
        
          | Journey to moon problem | 4 | February 17, 2020 | 
        
          | Floyd Warshall Algorithm | 3 | November 5, 2019 | 
        
          | Kosaraju algorithm | 4 | September 1, 2019 | 
        
          | Advanced Graphs Webinar - Bipartite Graph, Strongly Connected Components, Minimum Spanning Tree, Union-Find, Problem Solving | 4 | July 18, 2019 | 
        
          | Map iterator doubt | 3 | July 16, 2019 | 
        
          | SPOJ-HOLI problem | 3 | June 18, 2019 | 
        
          | Doubt in this Lecture | 3 | March 14, 2019 | 
        
          | Advanced Graphs Webinar | 2 | January 4, 2019 |