void reproduce(const char *aFilename)
{
	xlsxioreader workbook;

	std::cout << aFilename << " opening workbook" << std::endl;

	if ((workbook = xlsxioread_open(aFilename)) != NULL)
	{
		xlsxioreadersheetlist sheetList;

		if ((sheetList = xlsxioread_sheetlist_open(workbook)) != NULL)
		{
			const XLSXIOCHAR* sheetName;

			while ((sheetName = xlsxioread_sheetlist_next(sheetList)) != NULL)
			{
				xlsxioreadersheet worksheet;

				if ((worksheet = xlsxioread_sheet_open(workbook, sheetName, XLSXIOREAD_SKIP_NONE)) != NULL)
				{
					int rowCount = 0;

					while (xlsxioread_sheet_next_row(worksheet))
					{
						int colCount = 0;

						rowCount++;

						XLSXIOCHAR* value;

						while ((value = xlsxioread_sheet_next_cell(worksheet)) != NULL)
						{
							colCount++;
							free(value);
						}
					}

					xlsxioread_sheet_close(worksheet);

					std::cout << "    Sheet " << sheetName << " has " << rowCount << " row(s)" << std::endl;
				}
			}

			xlsxioread_sheetlist_close(sheetList);
		}

		xlsxioread_close(workbook);
	}
}