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Solution: 3Sum

Explore how to apply the two pointers technique to solve the 3Sum problem in JavaScript. Understand sorting, pointer movement, and duplicate avoidance to find all unique triplets that sum to zero. This lesson guides you through an efficient approach with clear logic and time-space complexity analysis.

Statement

Given an integer array, nums, find and return all unique triplets [nums[i], nums[j], nums[k]], such that i \neq j, i \neq ...