相同的数组

判断俩个数组内容是否一致：

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */

/**
 *
 * @author JSZX
 */
import java.util.Arrays;
import java.util.Scanner;
public class four{
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);   
        System.out.print("Enter list1 size and contents：");  
        int[] list1 = new int[scanner.nextInt()];  
        for (int i = 0; i < list1.length; i++) 
            list1[i] = scanner.nextInt();
        
        System.out.print("Enter list2 size and contents："); 
        int[] list2 = new int[scanner.nextInt()];   
        for (int i = 0; i < list2.length; i++)     
            list2[i] = scanner.nextInt();       
        if (equals(list1, list2))    
            System.out.println("Two lists are identical"); 
            else
                System.out.println("Two lists are not identical");        
    }
    private static boolean equals(int[] list1, int[] list2) { 
        Arrays.sort(list1);   
        Arrays.sort(list2);  
        return Arrays.equals(list1, list2);
    }
}