#include <iostream>
#include <string>

using namespace std;

string BruteForceInternal(F check, const string& begin, int n){
    string result = ""s;
    if(n == 5){
        if(check(begin)){
            result = begin;
        }
    }else{
        result = begin +
        BruteForceInternal(check, begin, n+1);
    }
    return result;
}


template <typename F>
string BruteForce(F check) {
   string result = "";
   for(char s1 = 'A'; s1 != 'Z'; ++s1){
       for(char s2 = 'A'; s2 != 'Z'; ++s2){
           for(char s3 = 'A'; s3 != 'Z'; ++s3){
               for(char s4 = 'A'; s4 != 'Z'; ++s4){
                   for(char s5 = 'A'; s5 != 'Z'; ++s5){
                       result.clear();
                       result += s1;
                       result += s2;
                       result += s3;
                       result += s4;
                       result += s5;
                       if(check(result)) return result;
                    }
               }
           }
       }
   }
    //cout << result << endl;
    return result;
}

int main() {
    string pass = "ARTUR"s;
    auto check = [pass](const string& s) {
        return s == pass;
    };
    cout << BruteForce(check) << endl;
}