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这样递推肯定超时……In Reply To:Re:我想知道这题怎么推的啊~~ Posted by:YUMEN19850720 at 2006-06-28 23:50:00 > A[1]=1,A[2]=3,A[n]=A[n-1]+2*A[n-2] > 注意数目的范围 Followed by: Post your reply here: |
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