Reversing an array GFG

 package com.company;

import java.util.Arrays;

public class Array5 {
    //    Reverse an array
    public static int[] getReverse(int[] arr) {
        int l = arr.length;
        for (int i = 0; i < Math.floorDiv(l, 2); i++) {
            int a = arr[i];
            arr[i] = arr[l - 1 - i];
            arr[l - 1 - i] = a;
        }
        return arr;
    }

    public static void main(String[] args) {
        int[] array = {2, 4, 5, 6, 8, 9, 0, 89, 78};
        System.out.println((Arrays.toString(getReverse(array))));
    }
}