Tag: four sum

Teaching Kids Programming: Videos on Data Structures and Algorithms A few days ago, we learned to solve the four sum problem using the Bruteforce Algorithm or Depth First Search …

Given a list of integers nums and an integer k, return whether there are four distinct elements in the list that add up to k. Constraints n ≤ 100 …

Given an array nums of n integers and an integer target, are there elements a, b, c, and d in nums such that a + b + c + …