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Don't miss this chance to test your puzzle-solving skills in this exciting competition. Happy puzzling! 🧩🎉

Top rating improvement of the month
ねちょ 225
Ghost256 200
ToSt 194
Flo 184
ysbg123 183

The puzzle below is a current daily puzzle. This puzzle is competitive - you have to register to solve it and participate in the daily competition. To register click Login link in the top right corner.

You can use the scores page to see the results of other competitors for this puzzle.

All the puzzles from the previous days are available at our archive page. Puzzles which are older than 5 days do not affect the score table and can be attempted without registration.

Double Back

Author: Andrey Bogdanov

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Draw a closed loop through all cells by connecting the centers horizontally and vertically. The loop can't cross or touch itself. he loop must enter and exit each boldly marked area exactly twice.

Example puzzle

Grid control: To draw a line press the mouse button at a start cell and move mouse to another cell holding the button. More details about grid control are at the help page.