while (fgets(line, 300, fp))
		{
			int string_flag = 0, comment_flag = 0;
			int i = 0;
			int len = strlen(line);
			emptyLine++;
			for (i = 0; i < len; i++)
			{
				if (line[i] == '"')
					!string_flag;
					if (line[i] == '//' || line[i] == '/*')

						{
							comment_flag = 1;
							string_flag = 0;
						}

				if (line[i] != '\n' && line[i] != '\t' && line[i] != ' ')
				{
					emptyLine--;
					break;
				}
			}
			if (strstr(line, "while") || strstr(line, "do") || strstr(line, "for"))
			{
				logical++;
			}