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搜索关键字:permutation    ( 1096个结果
1067. Sort with Swap(0,*) (25)
时间限制150 ms内存限制65536 kB代码长度限制16000 B判题程序Standard作者CHEN, YueGiven any permutation of the numbers {0, 1, 2,..., N-1}, it is easy to sort them in increasi...
分类:其他好文   时间:2015-02-05 23:24:07    阅读次数:185
欧拉计划(python) problem 24
Lexicographic permutations Problem 24 A permutation is an ordered arrangement of objects. For example, 3124 is one possible permutation of the digits 1, 2, 3 and 4. If all of the permutation...
分类:编程语言   时间:2015-02-05 09:35:31    阅读次数:155
LeetCode --- 31. Next Permutation
题目链接:Next Permutation Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of numbers. If such arrangement is not possible, it must rearrange it a...
分类:其他好文   时间:2015-02-04 23:22:50    阅读次数:237
N-Queens II -- leetcode
Follow up for N-Queens problem. Now, instead outputting board configurations, return the total number of distinct solutions. 算法一 利用permutation中使用swap的思路,可以快速满足列条件的限制。 这样,在检查合法性时,只需要检查是...
分类:其他好文   时间:2015-02-04 16:39:21    阅读次数:169
leetcode——Next Permutation
题目: Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of numbers. If such arrangement is not possible, it must rearrange it as the lowest...
分类:其他好文   时间:2015-02-04 14:44:10    阅读次数:136
Leetcode Next Permutation
Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of numbers.If such arrangement is not possibl...
分类:其他好文   时间:2015-01-31 16:10:04    阅读次数:184
[Leetcode][Python]31: Next Permutation
# -*- coding: utf8 -*-'''__author__ = 'dabay.wang@gmail.com'31: Next Permutationhttps://oj.leetcode.com/problems/next-permutation/Implement next permu...
分类:编程语言   时间:2015-01-31 07:01:44    阅读次数:180
排列字母stl
#include#include#include //vector的头文件#include //next_permutation prev_permutation的头文件,排列无重复using namespace std; int main(){ string s; vector v; //容器内存...
分类:其他好文   时间:2015-01-29 12:03:52    阅读次数:147
Leetcode#31 Next Permutation
原题地址生成字典序,交换 + 逆序生成字典序的方法:1. 从后向前,寻找第一个正序对,即num[i] &num) { 2 int i = num.size() - 2; 3 while (i >= 0 && num[i] >= num[i + 1]) 4 ...
分类:其他好文   时间:2015-01-28 17:15:24    阅读次数:139
[leetcode]Next Permutation
Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of numbers.If such arrangement is not possibl...
分类:其他好文   时间:2015-01-27 23:09:00    阅读次数:278
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