Question

给两个排序好的数组，怎么求两个数组合并后的中位数

Answer 1

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package test;

import java.util.Arrays;
import java.util.Comparator;

public class JButtonTest
{
public static void main ( String[] args )
{
int[] arr1 = { 3, 1, 23 };
int[] arr2 = { 27, 7, 2 };
String temp = Arrays.toString (arr1) + Arrays.toString (arr2);
temp = temp.replaceAll ("\\]\\[", ",").replaceAll ("\\s", "").replaceAll ("[\\[\\]]", "");
String[] result = temp.split ("\\,");
System.out.println (Arrays.toString (result));
Arrays.sort (result, new Comparator<String> ()
{
@Override
public int compare ( String o1, String o2 )
{
int a = Integer.parseInt (o1), b = Integer.parseInt (o2);
if (a > b)
{
return 1;
}
else if (a < b)
{
return -1;
}
else
{
return 0;
}
}
});
System.out.println (Arrays.toString (result));
}
}