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How I solved LeetCode 1. Two Sum in JavaScript

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Sep 19, 2023
8:03

Hey! My name is Tomas. Thanks for checking out my channel. LeetCode 1. Two Sum: https://leetcode.com/problems/two-sum/ Solution: https://github.com/R-Tomas-Gonzalez/github/tree/main/0001-two-sum Time Complexity Resource: https://leetcode.com/explore/interview/card/cheatsheets/720/resources/4725/ Example 1 • create a nested for loop • first loop keeps track of the first number • second loop keeps track of the second Example 2 • instead of trying to find two numbers that equal the target • we're going to keep track of each num and store it in the map, with it's index • then, we're going to check if the diff is already in the map • and if it is, we're going to return an arr with map[diff] value, and our current index • Connect with me on LinkedIn: https://www.linkedin.com/in/rtomasgonzalez/ Happy Coding!

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How I solved LeetCode 1. Two Sum in JavaScript | NatokHD