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Just a chill LeetCode solving session today Want to improve your problem-solving skills and build a real developer mindset?

In this video, we tackle a Leetcode challenge using JavaScript. Leetcode question 1 Two sum. Join us as we navigate through the ...

Just like any other skill, problem solving takes practice to apply and master. Many developers think that becoming a better ...

First letter to appear twice - English version Problem description: https://leetcode.com/problems/first-letter-to-appear-twice/ ...