18

Before we start solving, there's a few logical deductions we can make at the very start: So with this basic information, we can start trying to narrow down the candidates, and hopefully placing some numbers. For all images, click/open link for a larger, clearer version - otherwise images are very large 1. Placing candidates 2. A breakthrough! 3. Moving ...


8

I think you are Reasoning


6

The easiest way to count is


5

Two solutions: And (Verified both with online character counters) Explanation: And through this analysis, I can also be confident there are no other solutions.


4

I claim that The first and third conditions are obviously satisfied; to see the zeroth condition To see the second condition:


2

Here is a solution What I have not considered


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