import java.util.*;

public class Test
{
    public static void main(String[] args)
    {
        int[] a = new int[] {1, 2, 5, 7};
        int[] b = new int[] {3, 4, 6, 8};
        int[] c = new int[a.length + b.length];
        System.arraycopy(a, 0, c, 0, a.length);
        System.arraycopy(b, 0, c, a.length, b.length);
        Arrays.sort(c);
        System.out.println(Arrays.toString(a));
        System.out.println(Arrays.toString(b));
        System.out.println(Arrays.toString(c));
    }
}

------解决方案--------------------
探讨


直接把a和b的数据复制到c里面去，然后对c进行排序
Java code

import java.util.*;

public class Test
{
    public static void main(String[] args)
    {
        int[] a = new int[] {1, 2, 5, 7};
        int[] b = new int[] ……