Tag: a-heap

All the articles with the tag "a-heap".

• LeetCode 239 Sliding Window Maximum

  31 May, 2026

  Solutions for LeetCode 239, hard, tags: array, queue, sliding window, heap, monotonic queue.

• LeetCode 973 K Closest Points to Origin

  28 May, 2026

  Solutions for LeetCode 973, medium, tags: array, math, divide and conquer, geometry, sorting, heap, quickselect.

• LeetCode 743 Network Delay Time

  26 May, 2026

  Solutions for LeetCode 743, medium, tags: graph, heap, shortest path, Dijkstra, Bellman-Ford.

• LeetCode 2462 Total Cost to Hire K Workers

  21 May, 2026

  Solutions for LeetCode 2462, medium, tags: array, two pointers, heap (priority queue), simulation.

• LeetCode 2583 Kth Largest Sum in a Binary Tree

  18 May, 2026

  Solutions for LeetCode 2583, medium, tags: tree, breadth-first search, sorting, binary tree.

• LeetCode 295 Find Median from Data Stream

  8 May, 2026

  Solutions for LeetCode 295, hard, tags: two pointers, design, sorting, heap, data stream.