#include <iostream>
#include <string>
#include <sstream>

int main()
{
    std::string word, sentence;
    std::getline(std::cin,sentence);
    std::istringstream ss(sentence);
    ss >> word >> std::ws;
    std::getline(ss, sentence);
    sentence += ' ' + word;
    std::cout << sentence << std::endl;
}