Bubble sort

import java.util.Arrays;

public class project {
     static void bubbleSort(int[] arr) {
            for (int j = 0; j < arr.length; j++) {
                for (int i = 0; i < arr.length - 1 - j; i++) {
                    if (arr[i] < arr[i + 1]) {
                        int temp = arr[i];
                        arr[i] = arr[i + 1];
                        arr[i + 1] = temp;
                    }
                }
            }
        }

        public static void main(String[] args) {
            int[] numbers = { 121, 32, -2, 3, 34, 340, 3, -34, 3 };
            bubbleSort(numbers);
            System.out.println(Arrays.toString(numbers));
        }
}