Exercise: Stack Problems on LeetCode

Examining LIFO (Last In, First Out) Property

For the stack data structure, the main focus is on the application of the LIFO property, such as in expression evaluation, bracket validity checking, and other problems. Below are some classic scenarios where stacks are used.

71. Simplify Path

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Algo Visualizer

143. Reorder List

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Algo Visualizer

20. Valid Parentheses

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Algo Visualizer

150. Evaluate Reverse Polish Notation

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Algo Visualizer

225. Implement Stack using Queues

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388. Longest Absolute File Path

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Stack Design Problems

155. Min Stack

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895. Maximum Frequency Stack

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