2.Knights of Honor

import java.util.Arrays;
import java.util.List;
import java.util.Scanner;
import java.util.stream.Collectors;

public class functional_Exercises_2Knights_Of_Honor {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        List<String> names = Arrays.stream(scanner.nextLine().split("\\s+"))
                .map(w -> w.replace(w, ("Sir " + w)))
                .collect(Collectors.toList());

        names.forEach(System.out::println);


    }

}