#include<algorithm>
#include<iostream>
using namespace std;
#include<algorithm>
int main()
{
int a[3]={1,2,3};
do
{
int i;
for(i=0;i<3;i++)
{
cout<<a[i];
}
cout<<endl;
}while(next_permutation(a,a+3));
return 0;
}
#include<algorithm>
#include<iostream>
using namespace std;
#include<algorithm>
int main()
{
int a[3]={1,2,3};
do
{
int i;
for(i=0;i<3;i++)
{
cout<<a[i];
}
cout<<endl;
}while(next_permutation(a,a+3));
return 0;
}
原文：https://www.cnblogs.com/zhangshuyao/p/8672981.html