#include <iostream>
#include <string>
#include <algorithm>
#include <random>
#include <vector>
#include <chrono>

int main()
{
    std::vector<std::string> vecStr;
    
    std::string s;
    while(std::cin >> s)
        vecStr.push_back(s);
    
    std::srand(time(0));
        
    std::string t = vecStr[std::rand() % vecStr.size()];
    
    std::random_shuffle(t.begin(), t.end());
    
    std::cout << t << std::endl;
}