Quick Summary
- Traverse an n-ary tree representing a monster hierarchy where each node tracks its subordinates.
- Identify non-hostile monsters that can defeat every hostile monster within their subtree.
- Return all qualifying monsters as a list based on hierarchical coverage.
What This Tests
- Recursive tree traversal and post-order processing
- Subtree property aggregation and state passing
- Hierarchical dependency resolution
- Edge case handling in recursive algorithms
Common Patterns
DFS/BFS
Dynamic Programming
Graph Traversal
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Stdout
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