#include <vector>
#include <string>

using namespace std;

struct pcre_res {
	int pos;
	int len;
	string sub;
};

class regex {
	public:
		regex();
		~regex();
		bool found;
		regex(const regex& re);
		regex& operator= (const regex& re);
		// First set of parenthetical matches
		vector<pcre_res> matches;
		// Whole matches, repeated (//g)
		vector<pcre_res> global_matches;
};

regex pcre_match(string pattern, string target);
regex pcre_match_num(string pat, string tar, bool global );
string pcre_replace(string pattern, string target, string replacement);
string string_replace(string subject, string find, string replacement);