Bubble Sort

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

int[] numbers = {5, 3, 8, 1, 2};
bubbleSort(numbers);
System.out.println(Arrays.toString(numbers)); // Outputs: [1, 2, 3, 5, 8]