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30 lines
669 B
Markdown
30 lines
669 B
Markdown
# [56. Merge Intervals](https://leetcode.com/problems/merge-intervals/)
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## 题目
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Given a collection of intervals, merge all overlapping intervals.
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Example 1:
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```
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Input: [[1,3],[2,6],[8,10],[15,18]]
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Output: [[1,6],[8,10],[15,18]]
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Explanation: Since intervals [1,3] and [2,6] overlaps, merge them into [1,6].
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```
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Example 2:
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```
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Input: [[1,4],[4,5]]
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Output: [[1,5]]
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Explanation: Intervals [1,4] and [4,5] are considered overlapping.
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```
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## 题目大意
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合并给的多个区间，区间有重叠的要进行区间合并。
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## 解题思路
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先按照区间起点进行排序。然后从区间起点小的开始扫描，依次合并每个有重叠的区间。 |