HashMap Comparisons
Tradeoffs among chaining, probing, treeified buckets, ordered maps.
hashmapcomparisonUpdated 2025-09-01
Chaining
- Simple, extra pointers, performance degrades with long lists
Probing
- Cache friendly, clustering risk
Treeified Buckets
- Balanced tree for large buckets O(log n)
Ordered Alternatives
- TreeMap keeps sorted order at O(log n)