Knigi.xlsx

: It supports modern spreadsheet requirements, allowing for over one million rows and 16,000 columns.

: Beyond Excel, the file can be opened and edited in free or web-based alternatives such as Google Sheets , ONLYOFFICE , or Apple Numbers. How to open, read and edit an .XLSX file - Adobe

: Using basic mathematical operations to find totals, averages, or apply discounts. Technical Characteristics

: Extracting specific subsets of data, such as all books by a particular author or those within a certain price range.