class Turn {

    public int[] back(int[] array) {
        for (int arrayIndex = 0; arrayIndex < array.length / 2; arrayIndex++) {
            int oldArray = array[arrayIndex];
            array[arrayIndex] = array[array.length - arrayIndex - 1];
            array[array.length - arrayIndex - 1] = oldArray;
        }
        return array;
    }

}