Examples: Kth Largest Element, Merge K Sorted Lists Kth Largest Element → Use a min-heap of size `k` to find the kth largest element in an array. Get the Cheatsheet in your DMs directly: ...

Queues A queue follows the FIFO rule: First In, First Out. Think of a line at a store. - push: Add to the back. - shift: Remove from the front. Warning: Using shift on an array is slow for large ...

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