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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: …

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 …

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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 …

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.

Can you solve this real interview question? Sliding Window Maximum - You are given an array of integers nums, there is a sliding window of size k which is moving from the very left of the …

Can you solve this real interview question? Kth Smallest Element in a Sorted Matrix - Given an n x n matrix where each of the rows and columns is sorted in ascending order, return the kth …

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.