UVa-146-ID Codes

AOAPC I: Beginning Algorithm Contests (Rujia Liu) :: Volume 3. Brute Force :: Elementary Skills

// 146 - ID Codes
#include <iostream>
#include <cstring>
#include <algorithm>
using namespace std;
int main(void)
{
	char id[50];
	while(cin>>id && id[0]!='#')
	{
		if(next_permutation(id, id+strlen(id)))
			cout << id << endl;
		else
			cout << "No Successor" << endl;
	}
	return 0;
}