Mathematics, 28.08.2021 09:00, yesseniaroman21

Tìm số tự nhiên có hai chữ số, biết nó chia cho tổng các chữ số của nó thì được thương cũng là tổng các chữ số của nó

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Tìm số tự nhiên có hai chữ số, biết nó chia cho tổng các chữ số của nó thì được thương cũng là tổng...