# A Somewhat Foolish Poem

Your task is to solve the Sudoku and complete the missing words in the following poem.

• Classic Sudoku: Each row column and box contains the digits 1-9.
• XV-rules: Digits separated by V must add to 5. Digits separated by X must add to 10. There is no negative constraint (e.g. a 3-7 domino can appear with or without an X-clue). In this puzzle only one V-clue is provided.
• FUN FACT: the following URL describes a little-known trick for solving Classic Sudoku. https://www.youtube.com/watch? v = d Q w * w * W g * c Q

HINT:

Forget about the Sudoku. Rand Al Thor's partial answer has already extracted all the useful information available.

• Nice one. <-- link may contain spoilers Apr 4, 2021 at 12:42
• @Randal'Thor You must be very familiar with the given URL, because it seems like you found the URL before you solved the puzzle :) Apr 4, 2021 at 13:24
• @LukasRotter It's memorable to me because of its multiple doubleyous. Combined with last Thursday's date ... :-) Apr 4, 2021 at 13:25