3. Count Uppercase Words

package DPM;

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
import java.util.function.Predicate;

public class Main {
    public static void main(String[] args){
        Scanner scan = new Scanner(System.in);
        String[] sentense = scan.nextLine().split("\\s+");
        Predicate<String> toUpper = word ->  {
            return  word.charAt(0) == word.toUpperCase().charAt(0);
        };
        List<String> words = new ArrayList<>();

        for (String str : sentense) {
            if (toUpper.test(str)){
                words.add(str);
            }
        }

        System.out.println(words.size());
        words.forEach(System.out::println);
    }
}