Сколькими можно разложить 15 одинаково шаров по четырех разных пакетах, если ни один пакет не имеет быть пустым?

Zlata2828 Zlata2828    2   15.12.2020 19:24    0

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BTSBTSBTS BTSBTSBTS  15.12.2020 19:30

sixty five years later she had been married for 6th and had been living with the mother in a hospital in the late afternoon of her life and her family had to see the world of her life in a few weeks of her childhood

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