어떤 자연수 n에 대하여 f(n)=1~n까지의 자연수의 최소공배수이다.
예를들어 f(3)=6, f(4)=12이다.
이때, f(n)=f(n+1)을 만족하는 자연수 n 중 10번째로 작은 수를 구하여라.
(풀이필수)
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Function: require_once최대공배수=
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