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D题是单CASE,还是多CASE???

Posted by secretsh at 2006-08-27 13:33:27 on Problem 2984
题里是这么说的
Input


Only one line containing n (1 ≤ n ≤ 1010000).


Output


Only one line containing K such that J(J(J(J…J(N)…))) = K and J(K)=K.



没有mutiple cases, only one line的意思是单CASE么??

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