问题描述:
英语翻译
11th OG 71题
71.A number of people each wrote down one of the first 30 positive integers.Were any of the integers written down by more than one of the people?
(1) The number of people who wrote down an integer was greater than 40
(2) The number of people who wrote down an integer was less than 70
11th OG 71题
71.A number of people each wrote down one of the first 30 positive integers.Were any of the integers written down by more than one of the people?
(1) The number of people who wrote down an integer was greater than 40
(2) The number of people who wrote down an integer was less than 70
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