LeetCode Exercise in Java Tutorial – Two Sum FAST Solution

Full tutorial for a FAST solution for the LeetCode Two Sum exercise in Java!
Complete Java course: https://codingwithjohn.thinkific.com/courses/java-for-beginners

00:00 The Problem
03:09 Brute Force Solution
08:12 Brute Force Results
10:17 Throwing a HashMap at it
20:01 HashMap Results

Are you starting to grind LeetCode in Java, but getting stuck on the how to figure out some of the trickier fast solutions?

In this video we’ll walk through the fastest solution for the LeetCode Two Sum problem, the very first problem in LeetCode , written in Java!

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Hi, I’m John! I’m a Lead Java Software Engineer and I’ve been in the programming industry for more than a decade. I love sharing what I’ve learned over the years in a way that’s understandable for all levels of Java learners.

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