The Lift

waiting_people = int(input())
lift_state = [int(s) for s in input().split()]
the_lift_has_empty_slots = False
for index in range(len(lift_state)):

    if lift_state[index] == 0 and waiting_people >= 4:
        lift_state[index] += 4
        waiting_people -= 4
    else:
        if lift_state[index] > 0:
            dif = abs(lift_state[index] - 4)
        else:
            dif = waiting_people
            the_lift_has_empty_slots = True
        lift_state[index] += dif
        waiting_people -= dif
if the_lift_has_empty_slots:
    print("The lift has empty spots!")
    print(" ".join(map(str, lift_state)))
else:
    if waiting_people == 0:
        print(" ".join(map(str, lift_state)))
    else:
        print(f"There isn't enough space! {waiting_people} people in a queue!")
        print(" ".join(map(str, lift_state)))