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Pattern 22: LeetCode Interview Patterns
Heap / Priority Queue
Problemset
Discussion
AI Helper
Getting Started
0/5
Hash Map Patterns
0/33
Two Pointers
0/31
Sliding Window
0/33
Prefix Sum
0/32
Binary Search
0/33
Linked List
0/29
Stack Patterns
0/31
Monotonic Stack
0/32
Heap / Priority Queue
0/32
1
What is Heap / Priority Queue
2
Prerequisites
3
When to Use
4
When NOT to Use
5
LeetCode 703 Kth Largest Element in a Stream - Problem Statement
6
LeetCode 703 Kth Largest Element in a Stream - Solution
7
LeetCode 703 Kth Largest Element in a Stream - Example and Complexity Analysis
8
LeetCode 703 Kth Largest Element in a Stream - Implementation
9
LeetCode 215 Kth Largest Element in an Array - Problem Statement
10
Quiz: Heap for Kth Largest
11
LeetCode 215 Kth Largest Element in an Array - Why Naive Fails
12
LeetCode 215 Kth Largest Element in an Array - Solution
13
LeetCode 215 Kth Largest Element in an Array - Example and Complexity Analysis
14
LeetCode 215 Kth Largest Element in an Array - Implementation
15
LeetCode 973 K Closest Points to Origin - Problem Statement
16
LeetCode 973 K Closest Points to Origin - Why Naive Fails
17
LeetCode 973 K Closest Points to Origin - Solution
18
LeetCode 973 K Closest Points to Origin - Example and Complexity Analysis
19
LeetCode 973 K Closest Points to Origin - Implementation
20
LeetCode 621 Task Scheduler - Problem Statement
21
LeetCode 621 Task Scheduler - Why Naive Fails
22
LeetCode 621 Task Scheduler - Solution
23
LeetCode 621 Task Scheduler - Example and Complexity Analysis
24
LeetCode 621 Task Scheduler - Implementation
25
LeetCode 295 Find Median from Data Stream - Problem Statement
26
Quiz: Streaming Median
27
LeetCode 295 Find Median from Data Stream - Why Naive Fails
28
LeetCode 295 Find Median from Data Stream - Solution
29
LeetCode 295 Find Median from Data Stream - Example and Complexity Analysis
30
LeetCode 295 Find Median from Data Stream - Implementation
31
Common Mistakes
32
Section Recap
Trees
0/31
Trie
0/32
Backtracking
0/34
Graphs - BFS
0/32
Graphs - DFS
0/36
Topological Sort
0/32
Union Find
0/40
Dynamic Programming - 1D
0/36
Dynamic Programming - 2D
0/32
Intervals
0/31
Greedy
0/40
Bit Manipulation
0/34
Segment Tree
0/27
30-Day LeetCode Study Plan
0/8
10.1
What is Heap / Priority Queue
2 minutes
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Tasks
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