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Main.java
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Main.java
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package com.company;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
public class Main {
public static void main(String[] args) {
// write your code here
}
public int[][] merge(int[][] intervals) {
Arrays.sort(intervals, (a, b) -> a[0] - b[0]);
int li = intervals[0][0], hi = intervals[0][1];
List<int[]> res = new ArrayList<>();
for (int[] interval : intervals){
if(li <= interval[0] && interval[0] <= hi)
hi = Math.max(hi, interval[1]);
else{
res.add(new int[]{li , hi});
li = interval[0];
hi = interval[1];
}
}
res.add(new int[]{li, hi});
return res.toArray(new int[res.size()][]);
}
}