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Common Heap Patterns

Understand and apply the two essential heap patterns used in Java coding interviews: the Top-K pattern for finding K largest or smallest elements without full sorting, and the K-way merge pattern for merging multiple sorted sequences efficiently. Learn how to recognize these patterns and leverage heaps to optimize time and space complexity in common interview problems.

Recognizing a heap as the right data structure is only the first step. The next is knowing which pattern to apply. This lesson covers the two most important heap patterns in coding ...