146-ID Codes

<br /> /* <br /> "ID Codes"<br /> Level:1.5<br /> Date:2006/10/10<br /> 技巧:使用algorithm STL<br /> http://tinyurl.com/fmqyv<br /> http://support.microsoft.com/kb/157870/zh-cn<br /> 若非使用STL,此題應有Level 3.0以上 <br /> */<br /> #include <iostream><br /> #include <string><br /> #include <algorithm><br /> using namespace std;<br /> main(){<br /> string input; <br /> while(cin >> input && input != "#"){<br /> if(next_permutation(input.begin(),input.end()))<br /> cout << input << endl; else cout << "No Successor" << endl; } }