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Can you solve this real interview question? Majority Element - Given an array nums of size n, return the majority element. The majority element is the element that appears more than ⌊n / 2⌋ …

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Can you solve this real interview question? Ransom Note - Given two strings ransomNote and magazine, return true if ransomNote can be constructed by using the letters from magazine …

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Can you solve this real interview question? Height Checker - A school is trying to take an annual photo of all the students. The students are asked to stand in a single file line in non-decreasing …

Can you solve this real interview question? Stock Price Fluctuation - You are given a stream of records about a particular stock. Each record contains a timestamp and the corresponding …