Two Sum - Given an array of integers nums and an integer target, return indices of the two numbers such that they add up to target. You may assume that each input would have exactly one solution, …

Two Sum II - Input Array Is Sorted - Given a 1-indexed array of integers numbers that is already sorted in non-decreasing order, find two numbers such that they add up to a specific target number.

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So, we essentially need to find three numbers x, y, and z such that they add up to the given value. If we fix one of the numbers say x, we are left with the two-sum problem at hand!

Combination Sum - Given an array of distinct integers candidates and a target integer target, return a list of all unique combinations of candidates where the chosen numbers sum to target.

Aug 17, 2024 · Correctly inputting test cases in LeetCode is crucial for testing and debugging your code. This section guides you through the various input types you'll encounter, from basic data types to …

Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview.