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

Must-do List for Interview Prep

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 …

LeetCode Explore is the best place for everyone to start practicing and learning on LeetCode. No matter if you are a beginner or a master, there are always new topics waiting for you to explore.

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 …

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 …

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 …

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.

You are given the heads of two sorted linked lists list1 and list2. Merge the two lists into one sorted list. The list should be made by splicing together the nodes of the first two lists. Return the head of the …