#include <iostream>
#include <string>
#include <regex>
 
int main()
{
	std::string search_term = "apples oranges";
	search_term = std::regex_replace(search_term, std::regex("\\s+"), ".*");
 
	std::string term = "apples pears oranges";
	std::smatch matches;
 
	std::string url = "https://a...content-available-to-author-only...m.com/e/is/7ece90d";
	std::string amazon_regex = "^https://[a-z\d\-]+\.amazon-adsystem\.com/";
 
	if (std::regex_search(url, matches, std::regex(amazon_regex)))
		std::cout << "Match: " << matches[0] << std::endl;
	else
		std::cout << "No match!" << std::endl;
 
	return 0;
}

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