Stage 3 — Recursive & Hierarchical · Module 16
RecursiveRecursion & Backtracking
The call-stack model, divide & conquer, and systematic search over choice trees.
- Concept lessons
- 3
- Problems
- 6
- Practice
- Hub
- Status
- Live
Concept map
Lessons
1.The Call Stack & Base Casesconcept2.Backtracking: Choose, Explore, Unchooseconcept3.Recursion vs. Iterationconcept
Practice
Choose → explore → unchoose. The call stack is your state.