Trojan Invasion

package com.company;

        import java.util.*;
        import java.util.stream.Collectors;

public class Main {

    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);

        int waves = Integer.parseInt(scanner.nextLine());
        String[] inputPlates = scanner.nextLine().split(" ");

        Deque<Integer> trojanPower = new ArrayDeque<>();
        Deque<Integer> spartanPlates = new ArrayDeque<>();

        for (int i = 0; i < inputPlates.length; i++) {
            spartanPlates.offer(Integer.parseInt(inputPlates[i]));
        }
        System.out.println();
        for (int i = 1; i <= waves; i++) {

            int currentTrojan;
            int currentSpartan;

            String[] inputWarriors = scanner.nextLine().split(" ");
            for (int j = 0; j < inputWarriors.length; j++) {
                trojanPower.push(Integer.parseInt(inputWarriors[j]));
            }

            if (i % 3 == 0) {
                spartanPlates.offer(Integer.parseInt(scanner.nextLine()));
            }

            while (trojanPower.size() != 0 && spartanPlates.size() != 0) {

                currentTrojan = trojanPower.pop();
                currentSpartan = spartanPlates.poll();

                if (currentTrojan > currentSpartan) {
                    currentTrojan -= currentSpartan;
                    trojanPower.push(currentTrojan);
                } else {
                    currentSpartan -= currentTrojan;
                    spartanPlates.push(currentSpartan);
                }
            }

            if (spartanPlates.isEmpty()) {
                break;
            }

        }

        if (trojanPower.isEmpty()) {
            System.out.println("The Spartans successfully repulsed the Trojan attack.");
            System.out.println(String.format("Plates left: %s", spartanPlates.toString().replaceAll("[\\[\\]]", "")));
        } else {
            System.out.println("The Trojans successfully destroyed the Spartan defense.");
            System.out.println(String.format("Warriors left: %s", trojanPower.toString().replaceAll("[\\[\\]]", "")));


        }


    }
}