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@maskot1977(Ikemen Mas Kot)

プログラミング問題集解答例（問９）

Posted at

問９

import math
def question9(n):
    if n == 1:
        return False
    for i in range(2, round(math.sqrt(n)) + 1):
        if (n % i) == 0:
            return False
    return True

question9(53)

True

question9(12357)

False

question9(941471)

True
0

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