#include <stdio.h>

#include <boost/regex.hpp>

using namespace boost;

int main()
{
	char exp0[] = "=a-c=";
	char exp1[] = "[^a-c]";
	char exp2[] = "=[a-c]=";
	char *exps[] = {exp0,exp1,exp2};
	regex example0 ("=a-c=");	//the regex of the example
	regex example1 ("=[a-c]=");	//the regex of the example
	regex correct ("[^a-c]"); //the correct regex
	regex expressions[] = {example0,correct,example1};

	char p0[] = "=a-c=";
	char p1[] = "d";
	char p2[] = "a";
	char p3[] = "=a=";
	char *phrases[] = {p0,p1,p2,p3};


	unsigned int i,j;
	for(i=0 ; i<3 ; i++)
	{
		for(j=0 ; j<4 ; j++)
		{
			match_results<const char*> what;
			regex_match(phrases[j],what,expressions[i]);
			if(what[0].matched)
				printf("%s matched %s\n",exps[i],what.str(0).c_str());
			else
				printf("%s did not match %s\n",exps[i],phrases[j]);
		}
	}

	return 0;

}