Top K Elements Pattern

Definition

Any problem asking for the 'Top/Smallest/Most Frequent K elements'. Always use a Heap. For top K largest, use a Min-Heap of size K. For top K smallest, use a Max-Heap of size K.

Explain Like I'm New

If the problem mentions the letter 'K' in relation to size or frequency, you must use a Priority Queue (Heap).

Interactive Coding Challenges

Describe the fundamental approach for Top K Pattern.

Solution Code

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