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Bloomberg
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Quick Summary
Group array elements into disjoint subarrays based on a dynamic equivalence predicate.
Preserve the original relative order of elements within each discovered group.
Manage equivalence classes incrementally without prior knowledge of the underlying rule.
What This Tests
Dynamic partitioning with opaque predicates
Representative tracking for equivalence classes
Incremental data structure management
Time-space tradeoffs in grouping algorithms
Common Patterns
Union Find
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