import java.io.*;
public class Main{
    public static void main(String[] args)throws IOException{
        //Scanner scan  = new Scanner(System.in);
        BufferedReader bf = new BufferedReader(newInputStreamReader(System.in));
        BufferedWriter wt =new BufferedWriter(newOutputStreamWriter(System.out));
       int n  = Integer.parseInt(bf.readLine());
       String P =  bf.readLine();
       wt.write();
       wt.flush();
       wt.close();
       bf.close();