MxxSantiago

import java.util.*;
import java.util.stream.IntStream;
import java.util.stream.Stream;

public class AirportTraffic {
    private static final int PLANES_PER_RUNWAY = 5;
    private static final int RUNWAYS = 3;
    private static final Scanner SCANNER = new Scanner(System.in);
    private static int planeIdCounter = 1;

MxxSantiago

import java.util.ArrayDeque;
import java.util.Queue;
import java.util.Random;

public class VentanillaUnica {
    static Queue<Cliente> cola;
    static Queue<Cliente> colaAdultosMayores;
    static boolean ocupada;
    static boolean ocupadaAdultosMayores;
    static int atendidos;