Permutation

#include<bits/stdc++.h>
using namespace std;
#define op ios::sync_with_stdio(0);cin.tie(0);cout.tie(0)
int main(){
      op;
      int t;
      cin>>t;
      while(t--){
       string s;
       cin>>s;
       bool f=next_permutation(s.begin(),s.end());
       if(f) cout<<s<<endl;
       else cout<<"no answer"<<endl;
}

}