LeetCode(力扣)435. 无重叠区间Python

题目链接

https://leetcode.cn/problems/non-overlapping-intervals/

代码

class Solution:
    def eraseOverlapIntervals(self, intervals: List[List[int]]) -> int:
        if not intervals:
            return 0
        intervals.sort(key=lambda x: x[0])
        count = 0

        for i in range(1, len(intervals)):
            if intervals[i][0] < intervals[i - 1][1]:
                intervals[i][1] = min(intervals[i - 1][1], intervals[i][1])
                count += 1
        return count
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