구름레벨 - 배열 합치기

import java.io.*;
import java.util.*;
 
class Main {
    private static Scanner sc = new Scanner(System.in);
 
    public static void main(String[] args) throws Exception {
        int num1 = sc.nextInt();
        int num2 = sc.nextInt();
        isPrime(num1, num2);
    }
 
    public static void isPrime(int num1, int num2){
        int[] arr1 = new int[num1];
        int[] arr2 = new int[num2];
        int[] temp = new int[num1 + num2];
 
        for(int i = 0; i < num1; i++){
            arr1[i] = sc.nextInt();
        }
        for(int i = 0; i < num2; i++){
            arr2[i] = sc.nextInt();
        }
 
        System.arraycopy(arr1, 0, temp, 0, num1);
        System.arraycopy(arr2, 0, temp, num1, num2);
        Arrays.sort(temp);
 
        for(int i = 0; i < temp.length; i++){
            System.out.print(temp[i] + " ");
        }
    }
}