Logic Masters Deutschland e.V.

Rainbow Sandwich

(Published on 18. May 2025, 13:53 by Myxo)

A slightly easier version of this puzzle appeared in the amazing puzzle pack Sliced Sudoku (free to download). Enjoy!


Rules:

Sudoku: Place the digits 1-9 in each row, column and box without repetition.

Rainbow Sandwiches: Shade some cells of the grid in two different colors, such that there is exactly one cell of each color in every row, column and box. Digits don't repeat within the same color. Clues outside the grid indicate the sum of the digits between the two colored cells in that row or column.


SudokuPad

Solution code: row 5


Solved by Jesper, Piatato, zuzanina, rameshsrivats, bansalsaab, nivde, Mr_tn, cyddrdrd, madhupt, gxorgx, killer_rectangle, Prince Myshkin, tdunc, tuturitu, Adrian71, SirWoezel, Franjo, SKORP17, brianyu, gdc, ... Chishiri, psninn, Andrewsarchus, Tacosian, Yaoning, Uhu, kdwji, MAWA, CutieRainbow, yangduoxing, RockyRoer, bellaquill, softie, Ramez, NEWS, wullemuus, Frank Puzzles, zhangjinyang, nixxo, Sewerin
Full list

Comments

on 19. May 2025, 19:19 by dumediat
Absolutely fantastic! :D

on 19. May 2025, 18:23 by cam
This is a very well-balanced puzzle. You don't see a lot of sandwich sudoku puzzles anymore and I think it's because coming up with fresh logic for the variant is difficult. I could see this twist catching on and refreshing the genre!

on 19. May 2025, 17:42 by Norkas
Exellent puzzle. Smooth, interesting ideas, not too easy, not too hard, just an all around good time.

on 19. May 2025, 15:12 by Ambrose
So well crafted!

on 19. May 2025, 11:46 by Snookerfan
Great puzzle with some tricky, weird and rewarding deductions! Thank you

on 19. May 2025, 07:02 by Exigus
Lovely! Seemed hard at first but as soon you asked the right questions it flowed nicely. Thanks!

on 18. May 2025, 22:26 by farodin64
My highlight puzzle of the month, many thx for setting!

on 18. May 2025, 21:10 by wuc
Stunning how this sandwich variant works. Awesome to play thx.

on 18. May 2025, 20:21 by marcmees
very nice. thanks

on 18. May 2025, 18:15 by Franjo
Fantastic sandwich! Smelled good and tasted even better. I had a delicious time while solving this one. Thank you very much for creating and serving this puzzle.

on 18. May 2025, 17:40 by Adrian71
Brilliant puzzle, one of the most enjoyable puzzles I played in a long time! Lovely logic, great setting! Thanks for sharing

on 18. May 2025, 17:27 by Prince Myshkin
Thanks, loved it!

on 18. May 2025, 16:50 by madhupt
Very fun and smooth with cool deductions all the way. Thanks for sharing!

on 18. May 2025, 15:12 by Piatato
Smooth and fun, thanks!

Difficulty:3
Rating:97 %
Solved:144 times
Observed:3 times
ID:000NFA

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