REMOVE DUPLICATE LETTERS | LEETCODE 316 | PYTHON STACK SOLUTION

Published: 09 January 2024
on channel: Cracking FAANG

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Problem Link: https://leetcode.com/problems/remove-...

Today we are solving a tricky little string problem: Leetcode # 316: Remove Duplicate Letters. On the surface this problem seems easy because removing the duplicates is an easy task but then guaranteeing that the string is lexicographically the smallest possible is the tricky part.

TIMESTAMPS

00:00 Intro
00:10 Question Prompt
00:25 Basic Example
02:02 Solution Intuition
11:20 Coding
15:40 Time/Space Complexity Analysis
18:00 Outro

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