uva146-ID码

#include<cstdio>
#include<algorithm>
#include<string.h> 
const int maxLen = 55;
char s[maxLen];
using namespace std;
int main()
{
    scanf("%s", s);
    while(strchr(s, ‘#‘) == NULL) {
        char copy[maxLen];
        strcpy(copy, s);
        if(next_permutation(copy, copy+strlen(copy))) printf("%s\n", copy);
        else printf("No Successor\n");
        scanf("%s", s);
    }
    return 0;
}