题解 | 数组倒转

import java.util.Arrays;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        int[] arr = new int[6];
        Scanner scanner = new Scanner(System.in);
        for (int i = 0; i < arr.length; i++) {
            arr[i] = scanner.nextInt();
        }
        System.out.println(Arrays.toString(arr));

        //write your code here......
        for(int i=0,j=arr.length-1;i<j;i++,j--)
        {
            int temp=arr[i];
            arr[i]=arr[j];
            arr[j]=temp;
        }

        System.out.println(Arrays.toString(arr));
    }
}