In these puzzles, you must draw lines according to the following rules :
Since these puzzles are on the smaller side, I included two of them.
You can use Penpa-edit for solving it on your browser.
Solution code: Status of cells in row, then column of leftmost puzzle. Then row, then column of the rightmost puzzle. Use "0" when outside the loop, and "1" for inside.
on 23. November 2020, 12:31 by Semax
If you like a challenge, try to solve it without the fact that "All grid points are part of the loop." like me. Now I understand why it has only 2 stars. :)
on 16. July 2020, 14:36 by CHalb
I enjoy seeing, how this puzzle type evolves. Very good further development with this puzzle.
Please note: The German version of this page has changed. It is possible that this page does not contain the latest information.