Tag Archives: Four Number Sum

Here’s the problem statement:Given an array of unique integers, find all quadruplets of distinct integers (in any order) that add up to a given target sum. For example:The array: 10, 20, 30, 40, 1, 2Target sum: 91Output: [[20, 30, 40, 1]] Let’s dive into the solution: Let’s try to build the solution using the insightsContinue reading “Scribble 2: Quadruplet Sum”