[HackerEarth] Ted has a random problem. This morning, he took two arrays consisting of permutations of the first N natural numbers and concatenated them together into a single array. But during his lu - 题解

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题号 P16836
标题 [HackerEarth] Ted has a random problem. This morning, he took two arrays consisting of permutations of the first N natural numbers and concatenated them together into a single array. But during his lu
难度 普及
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