Voina - Number game

package SetsAndMaps;

import java.util.Arrays;
import java.util.LinkedHashSet;
import java.util.Scanner;
import java.util.Set;
import java.util.stream.Collectors;

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


        LinkedHashSet<Integer> firstPlayer = Arrays
                .stream(scanner.nextLine().split("\\s+"))
                .map(Integer::parseInt)
                .collect(Collectors.toCollection(LinkedHashSet::new));

        LinkedHashSet<Integer> secondPlayer = Arrays
                .stream(scanner.nextLine().split("\\s+"))
                .map(Integer::parseInt)
                .collect(Collectors.toCollection(LinkedHashSet::new));

        for (int round = 0; round < 50; round++) {
            if (firstPlayer.isEmpty()) {
                System.out.println("Second player win!");
            }
            if (secondPlayer.isEmpty()) {
                System.out.println("First player win!");
            }
            int firstPlayerCard = firstPlayer.iterator().next();
            int secondPlayerCard = secondPlayer.iterator().next();

            firstPlayer.remove(firstPlayerCard);
            secondPlayer.remove(secondPlayerCard);

            if (firstPlayerCard > secondPlayerCard) {
                firstPlayer.add(firstPlayerCard);
                firstPlayer.add(secondPlayerCard);
            } else if (secondPlayerCard > firstPlayerCard){
                secondPlayer.add(firstPlayerCard);
                secondPlayer.add(secondPlayerCard);
            } else {
            firstPlayer.add(firstPlayerCard);
            secondPlayer.add(secondPlayerCard);
            }
        }

        int firstPlayerDeckSize = firstPlayer.size();
        int secondPlayerDeckSize = secondPlayer.size();

        if (firstPlayerDeckSize > secondPlayerDeckSize) {
            System.out.println("First player win!");
        } else if (secondPlayerDeckSize > firstPlayerDeckSize) {
            System.out.println("Second player win!");
        } else {
            System.out.println("Draw!");
        }
    }
}