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Don't trust Excel's COUNTA function to count non-blank cells—here's a better method
Counting non-empty cellsThe COUNTBLANK-COUNTA conflict (and how to fix it)Summary: Choosing the right counting functionIn ...
If your business uses spreadsheets, you may find it necessary to count the number of cells containing data in a worksheet. You might also need to determine how many cells are empty or if the values of ...
How to conditionally count the number of times any value occurs in Excel Your email has been sent Specifying the conditional count of a value sounds like a daunting task, but two Excel functions make ...
A basic feature of number theory, prime numbers are also a fundamental building block of computer science, from hashtables to cryptography. Everyone knows that a prime number is one that cannot be ...
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