【python/M/】Merge Intervals

题目

这里写图片描述

基本思路

这个题目算是我自己独立完成的一道题目,思路比较简单,首先是按start对intervals中的每个元素进行排序,然后依次遍历,如果发现后面的有元素的start在之前元素的[start,end]这个区间中,就把两个区间合并,同时删除第二个元素

实现代码

# Definition for an interval.
# class Interval:
#     def __init__(self, s=0, e=0):
#         self.start = s
#         self.end = e

class Solution:
    def merge(self, intervals):
        """
        :type intervals: List[Interval]
        :rtype: List[Interval]
        """
        intervals.sort(key = lambda x:x.start)
        for i,interval1 in enumerate(intervals):
            for interval2 in intervals[i+1:]:
                if interval1.end >= interval2.start and interval1.start <= interval2.start:
                    interval1.start = min(interval1.start,interval2.start)
                    interval1.end = max(interval1.end,interval2.end)
                    intervals.remove(interval2)
                else:
                    continue

        return intervals


运行结果

169 / 169 test cases passed.
Status: Accepted
Runtime: 88 ms
只击败了8.8%

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转载自blog.csdn.net/alicelmx/article/details/81167551
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