# Tag Info

15

The puzzle seems to be referencing

12

The puzzle that is being expressed is a puzzle about Specifically, one possible problem statement is: The diagram shows At the start, For the bonus question, the problem has been modified slightly in that: You might think 5⅓ is correct because

6

I'm going against some of the things you suggested here but one possibility I've found that could work is the following (where each space must be filled by a unique digit between 1 and 9) Framing it in this way makes it look like a single equation. I checked using a computer and this has exactly two solutions which look like yours but with the end pairs ...

6

I have a potential rule set, that almost allows for manual-solving using normal sudoku-like deductions: Applying those rules gets me to the following position. Which has two valid solutions: and So either the I have the rules wrong, or I've made a mistake during solving.

4

[Note: when this answer was written there was a minor error in the puzzle, which had BIRds rather than CIRcus. The puzzle has been fixed but I haven't updated the answer.] The puzzle is and David's surname is The notation So, we start with and FED the BIRds some DAM GAS Now we Now we And now

3

Your program solves OK, so let's proceed. The instructions are not perfectly explicit about this, but And the instructions are even less explicit about this, but I shall refrain from spoilering literally everything in what follows, to reduce clutter a bit. I'll try to hide the things that give the most away. I'm going to give the variables shorter names: ...

2

Building on hexomino's idea and doing a different kind of cheat from the two equal signs thing: However, a quick python program reveals that there are more solutions than just those two: 1 3 9 6 8 2 7 5 4 1 6 2 4 9 5 7 3 8 1 7 2 8 9 5 4 3 6 1 8 9 6 3 2 7 5 4 1 9 2 4 6 5 7 3 8 1 9 2 8 7 5 4 3 6 2 4 5 6 7 1 9 3 8 2 7 5 6 4 1 9 3 8 4 2 3 6 8 1 9 5 7 4 8 3 6 2 ...

1

They were solving and this was the answer:

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