Code Challenges

Sharpen your coding skills with our curated challenges
Featured Challenge

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.

Easy
Popularity: 95%
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Two Sum
Easy
Given an array of integers nums and an integer target, return indices of the two numbers such that they add up to target.
Array
Hash Table
Popularity95%
Completion Rate45%
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Reverse Linked List
Easy
Given the head of a singly linked list, reverse the list, and return the reversed list.
Linked List
Recursion
Popularity90%
Completion Rate60%
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