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#94 — Intersection, Union, and Difference in the Case of Row-Based Data — Two Sets — by Whole Row

Nov 12, 20241 min read

Problem description: The following tables list the data of the products and salespersons that make the top 10 by sales in January and...

#94 — Intersection, Union, and Difference in the Case of Row-Based Data — Two Sets — by Whole Row

#71 — Take Values of Adjacent Rows in The Same Group (Search & Filter within Adjacent Intervals)

Oct 11, 20242 min read

Problem description & analysis: There is an Excel table: Task: Now we want to add two columns, PreviousDailySales and NextDailySales, to fill in the...

#71 — Take Values of Adjacent Rows in The Same Group (Search & Filter within Adjacent Intervals)