#105 — Filter by the Number of Duplicates

Problem description & analysis:

The following table lists the sales data of the top 5 products by monthly sales:

Task: Find out the data of products that appears three or more times.

Solution:

Use SPL XLL and enter the following formula:

=spl("=E(?1).group(ProductName).select(~.len()>2).conj()",A1:D21)

The results are shown below:

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✨Plugin Installation Method: SPL XLL Installation and Configuration

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