Logic Masters Deutschland e.V.

Four Fours

(Published on 21. June 2024, 16:28 by SirMoose)

Four Fours
by Sir Moose

The puzzle grid is made up of four 4*4 sudokus. In each sudoku, enter 4 of the digits 1-9 in each row, column, and 2*2 region. Digits cannot repeat in any row or column in the 8*8 sudoku grid.

Digits on an arrow sum to the number on that arrows circle.

Digits on a green German Whisper line must differ by at least 5.

Digits on a blue region sum line have the same sum in each 2*2 box it passes through.

Link on Sudokupad


Solution code: Row 2, left to right.

Last changed on on 22. June 2024, 17:37

Solved by marcmees, Chelo, SKORP17, hoopsie, Xalothros, Jana, Julianl, DerRiese, FlareglooM, Crul, jwsinclair, Mathemagier, peterkp, ole-1995a, zhangjinyang, zrbakhtiar, teuthida, Puzzle Weasel, Montikulum, Mgbator, mozingo, CSStead, miranda_9, BEHamren, paranoid, gUBBLOR, Jasura, CorpJigsQuand, 7CmN2110, Epsiloneuclid, geronimo92, TonySnark, dingledork, me and the paws
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Comments

on 1. July 2024, 17:59 by asp1310
"In each sudoku, enter 4 of the digits 1-9 in each row, column, and 2*2 region. Digits cannot repeat in any row or column in the 8*8 sudoku grid."

Can digits repeat in a region? I.e. r1c1 and r2c2?

on 22. June 2024, 17:37 by SirMoose
Changed Wording

on 21. June 2024, 19:09 by hoopsie
Love this kind of puzzle. Figuring out how the different 4x4s interacted was fun and led to a great solve

on 21. June 2024, 18:02 by Chelo
Great fun solve, but not 1 star for me. Thank you for setting and sharing it.

Difficulty:2
Rating:83 %
Solved:34 times
Observed:3 times
ID:000IMB

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Solution code:

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