Logic Masters Deutschland e.V.

Guided Sums

(Published on 9. February 2026, 01:21 by Prof.Dori)

Guided Sums

This is a puzzle with a rule firstly made by Oddlyeven which you can find on the following link RSA

Rules:

Normal sudoku rules apply. A digit N on a cell with an arrow indicates that there is a straight line N cells long starting from the cell the arrow clue is on and extending in the direction of that arrow. This line acts as a region sum line: box borders divide the line into segments with the same sum. Each line must cross at least one box border.

Click here to start the puzzle

Solution code: Row 9.

Last changed on on 9. February 2026, 14:15

Solved by Oddlyeven, Exigus, Joyofrandomness, MeanoPenquino, tuturitu, Krisonium, NotVeryNeat, Piff, FireTruckFuel, Deivi55, Vodakhan , brimmy, emoney1374, aqjhs, ChinStrap, gdc, keesh, zeniko, SirWoezel, ... SolveTrace, lmg131, anabeane, mse326, damo_89, Tompzini, abed hawila, sedici, Christounet, welgen, smckinley, protheph, nyxie, woody, Firebird, marajade, mew_rocks, uttumuttu, Elliott810, Vaurien
Full list

Comments

on 13. February 2026, 21:26 by Christounet
Neat idea! Thanks :)

on 11. February 2026, 21:21 by damo_89
Really nice combination of math and sudoku

on 10. February 2026, 13:32 by Franjo
Thank you very much for creating and sharing another wonderful puzzle. Interesting constraint.

on 9. February 2026, 20:10 by Wuschel
Very nice and surprisingly straightforward. Thank you!

on 9. February 2026, 03:10 by Exigus
Amazed those arrows are enough. Thanks!

on 9. February 2026, 01:33 by Oddlyeven
Wonderful puzzle! Great use of the constraint with interesting logic!

Difficulty:3
Rating:95 %
Solved:60 times
Observed:1 times
ID:000RDK

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Solution code:

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