1. Write code and discuss its time complexity 
 Write code for a given problem and discuss its time complexity. This question tests your coding skills as well as your understanding of algorithm efficiency.
2. Interval DP Variant Problem 
 Solve a programming problem that is a variant of interval dynamic programming (DP).
3. Simple BFS Programming Problem 
 Solve a simple BFS (Breadth-First Search) programming problem.
4. Object-Oriented Programming Concepts 
 Discuss object-oriented programming concepts, focusing on smart pointers.
5. Minimum Spanning Tree Problem 
 Solve a programming problem similar to the minimum spanning tree in graph theory.