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

using namespace std;

vector <string> readStrings() {
    string line, tmp;
    getline(cin, line);
    stringstream ss(line);
    vector <string> result;
    while (ss >> tmp) {
        result.push_back(tmp);
    }
    return result;
}

int main() {
    vector <string> tokens = readStrings();
    for (string token: tokens) {
        cout << token << " ";
    }
    cout << "\n";
}