"题目链接" "官方题解" 没有搜到民间题解。自己写一份咯。 插入一张样例的解法的图片。 阅读题解之后加上这个图,应该就差不多了。 代码~~参考~~抄袭当时比赛第二的 shinerain 的代码。 位运算运用的好优雅。 include include include define rin freop ...
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其他好文 时间:
2017-12-06 19:54:02
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166
D. Almost Identity Permutations Description D. Almost Identity Permutations Description Description A permutation p of size n is an array such that ev ...
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其他好文 时间:
2017-11-18 22:03:11
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150
A Local Extrema 水 B Buggy Robot 水 C K-Dominant Character 水 D Almost Identity Permutations 错排 水 E Maximum Subsequence 题解在这里 ...
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其他好文 时间:
2017-11-12 16:25:56
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190
描述 Given a collection of numbers, return all possible permutations.For example,[1,2,3] have the following permutations:[1,2,3], [1,3,2], [2,1,3], [2,3 ...
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其他好文 时间:
2017-11-08 10:28:02
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143
Given a permutation which may contain repeated numbers, find its index in all the permutations of these numbers, which are ordered in lexicographical ...
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其他好文 时间:
2017-11-05 10:50:55
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202
Given a string, find all permutations of it without duplicates. Example Given "abb", return ["abb", "bab", "bba"]. Given "aabb", return ["aabb", "abab ...
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其他好文 时间:
2017-11-04 11:12:21
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190
分享三个hard难度的题,个人感觉比较有意思和有实际意义的三道,思路上和上次的有些区别,不过大致上还是一样的。 1:All Valid Permutations Of Parentheses II Get all valid permutations of l pairs of (), m pair ...
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其他好文 时间:
2017-10-26 11:37:22
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181
Given a string s, return all the palindromic permutations (without duplicates) of it. Return an empty list if no palindromic permutation could be form ...
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其他好文 时间:
2017-10-22 10:54:56
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166
Description Ivan has an array consisting of n elements. Each of the elements is an integer from 1 to n. Recently Ivan learned about permutations and t ...
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其他好文 时间:
2017-09-29 13:20:57
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220
Given a list of numbers, return all possible permutations. You can assume that there is no duplicate numbers in the list. Given a list of numbers, ret ...
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其他好文 时间:
2017-09-28 10:07:25
阅读次数:
190