import java.util.Scanner;

class Main {
  public static void main(String... args) {
    Scanner sc = new Scanner(System.in);
    int size = sc.nextInt();
    int[] array = new int[size];
    for (int i = 0; i < size; i++) {
      array[i] = sc.nextInt();
    }

    int count = 0;
    int tmp;
    for (int i = 0; i < size; i++) {
      for (int j = size - 1; j > i; j--) {
        if (array[j] < array[j-1]) {
          tmp = array[j-1];
          array[j-1] = array[j];
          array[j] = tmp;
          count++;
        }
      }
    }

    for (int i = 0; i < size - 1; i++) {
      System.out.print(array[i] + " ");
    }
    System.out.println(array[size - 1]);
    System.out.println(count);
  }
}


/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz