import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Arrays;

public class Main {
	public static void main(String args[]) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		int elementNum = Integer.parseInt(br.readLine());
		String line = br.readLine();
		int[] numArray = parseInt(getSplitLine(line));

		int count = 0;
		for (int i = 0; i < numArray.length - 1; i++) {
			for (int j = numArray.length - 1; j > i; j--) {
				if (numArray[j - 1] > numArray[j]) {
					int tmpNum = numArray[j - 1];
					numArray[j - 1] = numArray[j];
					numArray[j] = tmpNum;
					count++;
				}
			}
		}
		System.out.println(Arrays.toString(numArray)
				.replaceAll("[\\[\\],]", ""));
		System.out.println(count);
	}

	private static String[] getSplitLine(String line) {
		return line.split("\\s");
	}

	private static int[] parseInt(String[] line) {
		int[] numArray = new int[line.length];
		for (int i = 0; i < line.length; i++) {
			numArray[i] = Integer.parseInt(line[i]);
		}
		return numArray;
	}

}
/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