If you’ve struggled with that second symmtric LITS from my 24h set, here’s how to solve it.
Walkthrough: Symmetric LITS 2, 2015 24HPC set
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If you’ve struggled with that second symmtric LITS from my 24h set, here’s how to solve it.
A second symmetric LITS. As before, solve as LITS, such that the shaded cells are symmetric around the centre.
Here’s a LITS puzzle, with the extra constraint that the solution must have 180º rotational symmetry around the centre. I wouldn’t be surprised at all if this had been done before.