冒泡排序

 public static void main(String[] args) {
    int[] data = {22, 39, 10, 345, 12, 9, 88, 45};
    for (int i = 0; i < data.length; i++) {
      for (int j = 0; j < data.length - i - 1; j++) {
        if (data[j] > data[j + 1]) {
          int temp = data[j];
          data[j] = data[j + 1];
          data[j + 1] = temp;
        }
      }
    }
    System.out.println(Arrays.toString(data));
  }