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2 posts

Apr 242021

Leetcode - Design Twitter Solution

Design a simplified version of Twitter where users can post tweets, follow/unfollow another user, and is able to see the 10 most recent tweets in the user's news feed. Implement the Twitter class: Twitter() Initializes…

leetcode Hash Table heap4 min read

Apr 242021

Leetcode - Top K Frequent Elements Solution

Given an integer array nums and an integer k, return the k most frequent elements. You may return the answer in any order. Example 1: Example 2: Constraints: 1 <= nums.length <= 105 k is in the range [1, the number of…

leetcode Hash Table heap1 min read