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.

Enhance your coding abilities and get valuable real-world feedback by participating in contests on LeetCode. You can also win up to 5000 LeetCoins per contest, as well as bonus prizes from …

Enhance your coding skills and prepare for job interviews with LeetCode's study plans.

Can you solve this real interview question? Palindrome Number - Given an integer x, return true if x is a palindrome, and false otherwise. Example 1: Input: x = 121 Output: true Explanation: 121 reads as …

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.

Aug 17, 2024 · 3. Understanding LeetCode Input Formats Correctly inputting test cases in LeetCode is crucial for testing and debugging your code. This section guides you through the various input types …

Code Editor LeetCode is working on providing the best online coding experience for you. In the code editor, we start you off with default code templates based on the question and your choice of …

A really brute force way would be to search for all possible pairs of numbers but that would be too slow. Again, it's best to try out brute force solutions just for completeness. It is from these brute force …

Can you solve this real interview question? Word Break - Given a string s and a dictionary of strings wordDict, return true if s can be segmented into a space-separated sequence of one or more …

Can you solve this real interview question? 3Sum - Given an integer array nums, return all the triplets [nums[i], nums[j], nums[k]] such that i != j, i != k, and j ...