int counter=0;
	int counter2=0;
	regex MyRegex("123456$");
	string ligne;
	ifstream file("10-million-combos.txt" ); 
    if (file.is_open())
    { 
		while (getline(file,line))
        {
			++counter;
			if(regex_search(line,MyRegex)) {
				++counter2;
			}
        }