题解 | 全排列
全排列
https://www.nowcoder.com/practice/5632c23d0d654aecbc9315d1720421c1
#include <iostream>
#include <string>
#include <algorithm>
using namespace std;
int main() {
string s;
cin >> s;
sort(s.begin(), s.end());
cout << s << endl;
while (next_permutation(s.begin(), s.end())) {
cout << s << endl;
}
}
