String calculateRecPoints(String filename) {
	ifstream stream(filename.c_str(), ios::binary);
	if ( !stream ) return "0";
	char* buffer = new char[32];
	double points = 10;
	unsigned int x = 0;
	while (stream) {
		stream.read(buffer, 30);
		if (!stream) {
			break;
		}
		x = (unsigned int)*buffer;
		if (x < 100 && x > 90) {
			points *= ((double)x / (double)98);
		}
	}
	int finalpoints = (int)(points * points);
	if (finalpoints > 150) {
		finalpoints = 150;
	}
	return IntToStr(finalpoints);
}