c++全排列,使用STL
#include <iostream>
#include <algorithm>
#include <string>
using namespace std;
int main()
{
string str;
cin >> str;
sort(str.begin(), str.end()); // 这句可有可无
cout << str << endl;
while (next_permutation(str.begin(), str.end()))
{
cout << str << endl;
}
return 0;
}
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