#include <iostream>
#include <vector>
#include <algorithm>

std::vector<std::string> find_urls(const std::string& s);

int
main(void)
{
	std::string s;

	while(std::getline(std::cin, s)) {
		std::vector<std::string> urls;
		urls = find_urls(s);

		std::vector<std::string>::const_iterator i = urls.begin();

		while (i != urls.end()) {
			std::cout << *i << std::endl;
			i++;
		}
	}

	return 0;
}