Предмет: Математика, автор: Настя112311

В классе 23 ученика, решали олимпиаду по математике. Известно, что любые два набрали разное число баллов. У 17 ребят баллов больше, чем у Васи, у 13 учеников меньше, чем у Пети.Сколько человек набрали баллов больше, чем Вася, но меньше, чем Петя.

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Автор ответа: драстямен

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