#include <iostream>
#include <sstream>
#include <string>
int main( ) {
std:: string line;
while ( std:: getline ( std:: cin , line) ) // reads in a line
{
std:: istringstream stream( line) ;
std:: string spaceless;
std:: string word;
while ( stream >> word) // get words on the line without any whitespace
{
spaceless + = word; // assemble without spaces
std:: cout << spaceless << '\n ' ;
}
}
return 0 ;
}
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