Rais

dann = [
    (89, 20, 41, 1, 11),
    (11, 1, 1, 1, 1)
]


def round_up(v, d):
    result = v // d + (1 if v % d else 0)
    return result


def find(room_1, max_level, room_old, p_old, level_old):
    count_room_for_level = 0
    # Определим количество этажей на этаже
    if max_level == 1 and p_old == 1:
        return 1, 1

    for count_room_for_level in range(40):
        if ((level_old - 1) * count_room_for_level) * p_old < room_old < (count_room_for_level * level_old) * p_old:
            print(count_room_for_level)
            break
    else:
        return -1

    # Определим возможный подъезд
    p_new = round_up(room_1, (max_level * count_room_for_level))
    # Этаж
    level_new = round_up(room_1, count_room_for_level) % max_level
    print(p_new, level_new)
    return p_new, level_new


print(list(find(*v) for v in dann))

ids = set(n['id'] for n in arr)
grouped = [ (i, [ n['qty'] for n in arr if n['id'] == i ]) for i in ids ]
summed = [ { 'id': k, 'qty': sum(v), 'id_count': len(v) } for k, v in grouped ]