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You are given two arrays aa and bb, both of length nn. All elements of both arrays are from 00 to n−1n−1. You can reorder elements of the array bb (if 阅读全文
posted @ 2019-10-03 21:56
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You are given a set of points x1x1, x2x2, ..., xnxn on the number line. Two points ii and jj can be matched with each other if the following condition 阅读全文
posted @ 2019-10-03 21:44
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output standard output output standard output output You are given integer nn. You have to arrange numbers from 11 to 2n2n, using each of them exactly 阅读全文
posted @ 2019-10-03 10:10
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