import java.io.*;
import java.util.*;

public class sleepy {
	public static void main(String[] args)throws IOException {
		FastScanner kb = new FastScanner(new File("sleepy.in"));
		PrintWriter pw = new PrintWriter(new FileWriter(new File("sleepy.out")));

		int n = kb.nextInt();
		ArrayList<Integer> cows = new ArrayList<>();
		for(int i = 0; i < n; i++)
		{
			cows.add(kb.nextInt());
		}
		if(n == 2 && cows.get(0) > cows.get(1)) {
			System.out.print(1 + "\n" + 1);
			return;
		}
		int sortedindex = -1;
		for(int i = n-2; i >= 0; i--)
		{
			if(cows.get(i) > cows.get(i+1)) {
				sortedindex = i+1;
				break;
			}
		}

		//

		ArrayList<Integer> sorted = new ArrayList<>();
		while(sortedindex<cows.size()){
			sorted.add(cows.remove(sortedindex));
		}
		//System.out.println("sorted " + sorted);
		//System.out.println("cows " + cows);
		int ans = 0;
		String ret = "";
		while(sortedindex != 0)
		{
			int indexinsorted = Collections.binarySearch(sorted, cows.get(0));
			if(indexinsorted < 0)
			{
				indexinsorted = (-1)*(indexinsorted+1);
			}
			//System.out.println("index in sorted for element " + cows.get(0) + " is " + indexinsorted);
			sorted.add(indexinsorted, cows.remove(0));
			ret+=sortedindex+indexinsorted-1+" ";
			sortedindex--;
			ans++;
		}
		pw.println(ans);
		pw.println(ret.substring(0, ret.length()-1));
		pw.close();
	}
}

class FastScanner {
    BufferedReader br;
    StringTokenizer st;

    public FastScanner(File file) {
        try {
            br = new BufferedReader(new FileReader(file));
        } catch (FileNotFoundException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }

    public FastScanner() {
        br = new BufferedReader(new InputStreamReader(System.in));
    }

    String nextToken() {
        while (st == null || !st.hasMoreElements()) {
            try {
                st = new StringTokenizer(br.readLine());
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
        return st.nextToken();
    }

    String nextLine() {
        st = null;
        try {
            return br.readLine();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        return null;
    }

    int nextInt() {
        return Integer.parseInt(nextToken());
    }

    long nextLong() {
        return Long.parseLong(nextToken());
    }

    double nextDouble() {
        return Double.parseDouble(nextToken());
    }
}