import java.io.*;

publicclass D {
publicstaticvoid main(String[] args) throws IOException{
  BufferedReader write = new BufferedReader(new InputStreamReader(System.in));
  String input = write.readLine();

char[] shuzu = input.toCharArray();

if(input.length()<=1 && input.length()>=0){
   System.out.println("it''s wrong!");   
}else{
for(int i = shuzu.length-1; i >=0 ; i--){
    System.out.print(shuzu[i] + " ");
}
}
}
}