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.

Must-do List for Interview Prep

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

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.

Can you solve this real interview question? Climbing Stairs - You are climbing a staircase. It takes n steps to reach the top. Each time you can either climb 1 or 2 steps. In how many distinct …

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.

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 …

Can you solve this real interview question? Longest Common Prefix - Write a function to find the longest common prefix string amongst an array of strings. If there is ...

Can you solve this real interview question? Length of Last Word - Given a string s consisting of words and spaces, return the length of the last word in the string. A word is a maximal …

Can you solve this real interview question? Minimum Window Substring - Given two strings s and t of lengths m and n respectively, return the minimum window substring of s such that every …