Given a collection of numbers that might contain duplicates, return all possible unique permutations.For example,[1,1,2]have the following unique perm...
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其他好文 时间:
2015-02-09 00:42:31
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150
题目要求:Permutations(全排列)Given a collection of numbers, return all possible permutations.For example,[1,2,3]have the following permutations:[1,2,3],[1,3,...
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其他好文 时间:
2015-02-07 21:41:31
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244
题目要求:Permutations IIGiven a collection of numbers that might contain duplicates, return all possible unique permutations.For example,[1,1,2]have the f...
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其他好文 时间:
2015-02-07 21:30:03
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117
#include
#include
#define SWAP(x,y,t) ((t)=(x),(x)=(y),(y)=(t))
void perm(char *list,int k,int m)
{
char temp;
if(k==m)
{
printf("%s\n",list);
}
else
{
for(int i=k;i<=m;i++)
{
SWAP(l...
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其他好文 时间:
2015-02-06 16:49:49
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155
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...
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编程语言 时间:
2015-02-05 09:35:31
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155
题目是这样的:The set[1,2,3,…,n]contains a total ofn! unique permutations.By listing and labeling all of the permutations in order,We get the following seque...
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其他好文 时间:
2015-02-01 10:48:24
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160
原题地址方法I:排序+字典序枚举。生成字典序的方法见这里方法II:排列树(其实就是DFS)下图是一个排列树,每一层标红的字符是已经枚举完毕的部分,在后代节点中也不再变化;下划线的部分是待枚举排列的部分,在后代节点中将依次枚举。可见,排列树将问题一层一层分解为子问题,非常直观。如何从一个节点生成儿子节...
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其他好文 时间:
2015-01-26 11:50:58
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202
题目:
Given a collection of numbers that might contain duplicates, return all possible unique permutations.
For example,
[1,1,2] have the following unique permutations:
[1,1,2], [1,2,1],
and [...
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编程语言 时间:
2015-01-25 13:57:13
阅读次数:
206
Given a collection of numbers that might contain duplicates, return all possible unique permutations.For example,[1,1,2]have the following unique perm...
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其他好文 时间:
2015-01-25 00:00:27
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190
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], [2,3,1], [3,1,2],
and [3,2,1].
全排列,从全体元素中挑一个...
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其他好文 时间:
2015-01-24 17:27:49
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147