import java.util.Scanner;
public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int[] num = new int[n];
		for(int i=0; i < n; i++){
			num[i] = sc.nextInt();
		}
		
		int temp;
		int count = 0;
		for(int i=0; i <  num.length; i++){
			for(int j=num.length-1; j > i; j--){
				if(num[j] < num[j-1]){
					temp = num[j];
					num[j] = num[j-1];
					num[j-1] = temp;
					count++;
				}
			}
		}
		System.out.print(num[0]);
		for(int i=1; i < num.length; i++){
			System.out.print(" " + num[i]);
		}
		System.out.println();
		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