Dating App

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

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


        ArrayDeque<Integer> males = new ArrayDeque<>();
        Arrays.stream(scanner.nextLine().split("\\s+"))
                .mapToInt(Integer::parseInt)
                .forEach(males::push);

        ArrayDeque<Integer> females = (ArrayDeque<Integer>) Arrays.stream(scanner.nextLine().split("\\s+"))
                .mapToInt(Integer::parseInt)
                .boxed()
                .collect(Collectors.toCollection(ArrayDeque<Integer> ::new));


        int matches = 0;

        while (!females.isEmpty() && !males.isEmpty()){
            checkZerroValueFemales(females);
            checkZerroValueMales(males);
            if(females.isEmpty() || males.isEmpty()) {
                break;
            }
            divisibleBy25F(females);
            divisibleBy25M(males);
            if(females.isEmpty() || males.isEmpty()) {
                break;
            }
                int woman = females.peek();
                int man = males.peek();
                if (woman == man) {
                    matches++;
                    females.poll();
                    males.pop();
                } else {
                    females.poll();
                    males.push(males.pop() - 2);
                }

        }
        System.out.println("Matches: " + matches);
        if(males.isEmpty()){
            System.out.println("Males left: none");
        }else{
            System.out.print("Males left: ");
           printStack(males);

        }
        if(females.isEmpty()){
            System.out.println("Females left: none");
        }else{
            System.out.print("Females left: ");
            printQueue(females);
        }
    }

    private static void printQueue(ArrayDeque<Integer> females) {
        StringBuilder fill = new StringBuilder();
        while (!females.isEmpty()){
            if(females.size() == 1){
                fill.append(females.poll());
            }else {
                fill.append(String.valueOf(females.poll())).append(", ");
            }
        }
        System.out.println(fill.toString());
    }

    private static void printStack(ArrayDeque<Integer> males) {
        StringBuilder fill = new StringBuilder();
       while (!males.isEmpty()){
           if(males.size()==1){
               fill.append(males.pop());
           }else {
               fill.append(String.valueOf(males.pop())).append(", ");
           }
        }
        System.out.println(fill.toString());
    }

    private static void divisibleBy25M(ArrayDeque<Integer> males) {
        int man = males.peek();
        if(man % 25 == 0){
            males.pop();
            if(!males.isEmpty()) {
                males.pop();
            }
            if(!males.isEmpty()) {
                divisibleBy25M(males);
            }
        }
    }

    private static void divisibleBy25F(ArrayDeque<Integer> females) {
        int woman = females.peek();
        if(woman % 25 == 0){
            females.poll();
            if(!females.isEmpty()) {
                females.poll();
            }
            if(!females.isEmpty()) {
                divisibleBy25F(females);
            }
        }
    }

    private static void checkZerroValueMales(ArrayDeque<Integer> males) {
        int man = males.peek();
        if(man <= 0){
            males.pop();
            if(!males.isEmpty()) {
                checkZerroValueMales(males);
            }
        }
    }

    private static void checkZerroValueFemales(ArrayDeque<Integer> females) {
        int woman = females.peek();
        if(woman <= 0){
            females.poll();
            if(!females.isEmpty()) {
                checkZerroValueFemales(females);
            }
        }
    }


}