#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;
}
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