全排列

 1 #include <iostream>
 2 #include <algorithm>
 3 #include <cstring>
 4 #include <cstdio>
 5 using namespace std;
 6 char str[10];
 7 int main()
 8 {
 9     int len;
10     while(cin>>str)
11     {
12         len=strlen(str);
13         sort(str,str+len);
14         do{
15             cout<<str<<endl;
16         }while(next_permutation(str,str+len));
17     }
18 }