Logic Masters Deutschland e.V.

Crossing Sums

(Published on 16. August 2023, 06:33 by meggen033)

Solve with CTC, f-puzzles or Penpa+

Normal Sudoku rules apply.

Digits along a Renban line contain a set of consecutive non-repeating digits in any order. The Renban lines do not branch, but may cross one another.

Renban lines are also "equal sum lines". ie The sum of the digits on a line within a particular 3x3 box must be the same for all the boxes the line passes through.

Watch Bremster Solve the puzzle Always Cross Your Sudoku Sums Safely

Happy Solving!! And God Bless!!

Solution code: Enter Row 7 Digits, do not use spaces

Last changed on on 4. January 2024, 13:57

Solved by september, mathpesto, Dermerlin, Matti64, pepe74287, stramosk, YoussefD1919, erml, beavr, vorash00, Chelo, jalebc, asver, NeroChaos, lmdemasi, Numpus, Ragna, kporadzinski, thoughtbyte, nordloc, ... elloschmello, extremelypuzzled, sujoyku, Martini&Toto, NEWS, naggy, flaemmchen, rhodri, SudokuHero, Felis_Timon, saisasank, Elker, katze, paranoid, atomvic, tiwe, HighEagle, dendrobium, belnovic
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Comments

on 4. January 2024, 13:57 by meggen033
Updated CTC Link and Included BremSters Video of the solve.

on 19. August 2023, 22:50 by cascadeshiker
Nice consistent level of difficulty throughout the solve

on 19. August 2023, 08:58 by tsc
Nice one! Superb utilisation of combined Renban and equal sum lines, with a late cracking and well telegraphed.

If I have not missed an easier way, there was one step towards the end involving the 3-line clue in box 2 that crossed the line to an "average" difficulty. The rest is indeed rather easy.

on 17. August 2023, 05:20 by rpearl
i used spaces in my solution code and it worked

on 16. August 2023, 15:29 by Ragna
Very nice puzzle! Thank you for sharing. :-)

on 16. August 2023, 12:55 by vorash00
loved the interplay of the renbans also being region sum lines, created some really cool logic early on.

Difficulty:2
Rating:95 %
Solved:142 times
Observed:10 times
ID:000ETW

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Solution code:

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