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只要保存结果就能过。只要保存结果就能过。 579MS AC 如果在这个基础上只计算 k+1的倍数或者k+1的倍数+1 就是 94MS AC, 会获得6倍的加速。 如果无保存结果就会TR.. Followed by: Post your reply here: |
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