A grid-based logic puzzle
Color each cell black or white… and give your brain a workout.
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Group count
A number in a box with a link icon indicates how many groups (connected components) of that color must be in the solution.
Here we already have 3 white groups and 2 black groups.
We must find where we can create more black groups without merging with existing ones.
Now that we have 4 black groups, we must ensure they do not merge together.
6 white groups is too much, let's merge those together.
