// @author      Kamil Wojcicki
// @copyright   ©2007-2008 dsplabs.com.au 

#include <iostream>

using namespace std;

int main() {
    string line;
    while( getline(cin, line) && !cin.eof() ) cout << line; // delete newlines
//    while( getline(cin, line) && !cin.eof() ) cout << line << ' '; // replace newlines with spaces
    cout << endl;
    return 0;
}