[LC] 252. Meeting Rooms
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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:
Input: [[0,30],[5,10],[15,20]]
Output: false
Example 2:
Input: [[7,10],[2,4]] Output: true
NOTE: input types have been changed on April 15, 2019. Please reset to default code definition to get new method signature.
class Solution { public boolean canAttendMeetings(int[][] intervals) { if (intervals == null || intervals.length == 0) { return true; } Arrays.sort(intervals, (a, b) -> a[0] - b[0]); for (int i = 1; i < intervals.length; i++) { if (intervals[i - 1][1] > intervals[i][0]) { return false; } } return true; } }
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Leetcode 252, 253. Meeting Rooms