#17 - Seramik

   A classic Seramik puzzle. I created this puzzle on 17 June, 2021. The reason for choosing this puzzle type is very simple, I prompted Prasanna with a puzzle type for me to set, and he challenged me to set a puzzle I had never seen or heard of before. The result is this puzzle, which was created in a little over an hour.

Difficulty: 2/5

Shade in cells so that all 16 possible configurations are seen in the outlined 2x2 squares. Painted cells of different regions may not be adjacent to each other. Numbers outside indicate the length of consecutive black cell groups in order from that row or column.

Solve on penpa