english: She saw right away that the additional tiles that you had to add around the edges was always going to grow by two, so she was very confident about how she made those numbers there.
non_english: Вона відразу помітила, що кількість додаткових плиток, які треба додавати по краях, щоразу збільшується на два. Тому вона впевнено вписувала ці цифри.