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这题是不是有问题-明显存在反例啊？还是我理解有问题按照题目中给出的判断序列大小的方法，存在k对于1<=j<k,aj=bj,ak<bk, 对于case 5 9 明显 5 4 3 1 2 这个序列比sample给出的 4 5 3 2 1 要小(i=3,k=4)啊， 但是 5 3 4 2 1 这个序列又比 5 4 3 1 2要小（i=1,k=2）...所以 4 5 3 2 1怎么算也不是正确答案啊！ Followed by: Post your reply here: |
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