Question Link : https://leetcode.com/problems/meeting-rooms/

Difficulty: Easy

Premium: True

Question

Given an array of meeting time intervals where intervals[i] = [starti, endi], determine if a person could attend all meetings.   Example 1: Input: intervals = [[0,30],[5,10],[15,20]] Output: false Example 2: Input: intervals = [[7,10 …

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Question Link : https://leetcode.com/problems/queue-reconstruction-by-height/

Difficulty: Medium

Question

You are given an array of people, people, which are the attributes of some people in a queue (not necessarily in order). Each people[i] = [hi, ki] represents the ith person of height hi with exactly ki other people in …

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