题目地址:https://leetcode-cn.com/problems/meeting-rooms/题目描述Given an array of meeting time intervals consisting of start and end times [[s1,e1],[s2,e2],...] (si < ei), determine if a person could attend all meetings.Example 1:...
class Solution { public int minMeetingRooms(int[][] A) { Arrays.sort(A, (a, b) -> Integer.compare(a[0], b[0])); // store the end time of meeting which were assigned meeting room PriorityQueue<Integer> minHeap = new PriorityQueue<>(); int ans = 0; for(int[] meeting : A) ...
Meeting Rooms II Given an array of meeting time intervals consisting of start and end times[[s1,e1],[s2,e2],...] (si < ei), find the minimum number of conference rooms required. For example, Given[[0, 30],[5, 10],[15, 20]], return 2. 贪心法 复杂度 时间O(NlogN) 空间 O(...
heappop(free_rooms) # 将当前会议的结束时间加入最小堆 # 表示新增一个会议室,或是延续使用原会议室 heapq.heappush(free_rooms, i[1]) # 堆中元素的数量,就是我们需要的会议室数量 return len(free_rooms) 结合具体案例的分析 我们通过一个具体的例子intervals = [[0,30],[5,10],[15,20]]来详细...
题目地址:https://leetcode-cn.com/problems/meeting-rooms/ 题目描述 Given an array of meeting time intervals consisting of start and end times[[s1,e1],[s2,e2],...] (si < ei), find the minimum number of conference rooms required. ...
meeting room II : greedy algorithm and compare function question: Given an array of meeting time intervals consisting of start and end times [[s1,e1],[s2,e2],...] (si < ei), find the minimum number of conference rooms required. For exampl......
0245-Shortest-Word-Distance-III 0249-Group-Shifted-Strings 0250-Count-Univalue-Subtrees 0252-Meeting-Rooms 0253-Meeting-Rooms-II/cpp-0253 CMakeLists.txt main.cpp main2.cpp main3.cpp main4.cpp 0254-Factor-Combinations 0257-Binary-Tree-Paths 0259-3Sum-Smaller 0268-Missing-...
题目描述 题目描述 题解 提交记录 提交记录 代码 排序 不限 登录并分享题解 登录 9 1 2 › [[0,30],[5,10],[15,20]] [[7,10],[2,4]] Source 该题目是 Plus 会员专享题 感谢使用力扣!您需要升级为 Plus 会员来解锁该题目 升级Plus 会员...
【leetcode】253 Meeting Rooms 输入[[0,31],[5,10],[15,20]]表示每个会议的开始和结束时间,求最少需要多少会议室能够安排所有的会议。 【思路】按照按照开始时间排序,用最小堆保存当前所有会议室的结束时间。 【别人的思路】把开始,结束时间当作两个时间点,结束时间乘以-1,然后按照时间点的绝对值排序,这样...
[LeetCode] Meeting Rooms Problem Description: Given an array of meeting time intervals consisting of start and end times[[s1,e1],[s2,e2],...](si < ei), determine if a person could attend all meetings. For example, Given[[0, 30],[5, 10],[15, 20]],...