Monotonic Stack and Queue - Next Greater Element and Beyond

Public lesson preview

Learn the monotonic stack and queue patterns to solve next greater element, daily temperatures, histogram, and sliding window problems in O(n) time.

Programme: AI Chisel
Level: Advanced
Reading time: 19 min read

Learning objectives

By the end of this lesson, you will understand:

What Makes a Stack Monotonic?
Next Greater Element
Daily Temperatures (LeetCode 739)
Stock Span Problem
Largest Rectangle in Histogram

Lesson outline

What Makes a Stack Monotonic?
Next Greater Element
Daily Temperatures (LeetCode 739)
Stock Span Problem
Largest Rectangle in Histogram
Trapping Rain Water - Stack Approach
Monotonic Queue - Sliding Window Maximum
The Pattern - Maintain Invariant While Processing
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Monotonic Stack and Queue - Next Greater Element and Beyond

Learning objectives

Lesson outline

Continue Monotonic Stack and Queue - Next Greater Element and Beyond with Pro