Kuutio / 3D-sudoku

Pisteet
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Virheet
0/3
Aika
00:00
Ruudukko A
5
4
7
1
2
6
3
5
2
1
6
8
3
9
6
5
3
1
8
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8
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1
1
7
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3
7
2
8
9
5
7
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3
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1
5
7
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6
9
1
3
4
1
8
5
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5
3
7
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8
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4
6
3
5
2
6
1
8
2
4
7
7
3
5
1
Ruudukko A Jaettu Ruudukko B
Ruudukko B
Uusi peli
Helppo · kuutio/3D · 2 ruudukkoa0%
Kuinka pelata kuutio/3D-Sudokua
Kaksi 9×9 sudokuruudukkoa limittyy yhteisessä 3×3 kulmalaatikossa. Jokaisen ruudukon on täytettävä itsenäisesti tavalliset sudokusäännöt.
Täydellinen opas →

Sudoku järjestettynä kuution tai muun 3D-asettelun pinnoille

Mikä on Kuutio / 3D-sudoku?

3D Sudoku -variantit järjestävät Sudoku grids kolmiulotteisiin kokoonpanoihin — tyypillisesti kuution kuudella sivulla, joissa vierekkäiset sivut jakavat reunimmaisen rivin tai sarakkeen. Ratkaisujen on täytettävä Sudoku rules jokaisella sivulla itsenäisesti samalla kun ne täyttävät jaettuja reunoja koskevat rajoitukset. Tämä luo näyttävän visuaalisen pulmaformaatin, jossa on ainutlaatuista cross-face logiikkaa.

Yhdellä silmäyksellä

RajoitetyyppiTwin Grids
tyypilliset aloitusluvut~30 per grid
Vaikeustasoarvio ★★★★☆ 4/5
Keskim. ratkaisuaika — Helppo15 min
Keskim. ratkaisuaika — Keskitaso32 min
Keskim. ratkaisuaika — Vaikea60 min
Keskim. ratkaisuaika — Asiantuntija95 min

Kuinka ratkaista Kuutio / 3D-sudoku

TekniikkaMitä se tekeeTaso
Shared Box Exploitation The overlapping 3×3 box satisfies both grids. Digits placed here eliminate from rows and columns in both Grid A and Grid B simultaneously. Edistynyt
Grid A/B Isolation Outside the shared box, each grid operates independently. Apply standard 9×9 Sudoku logic to each grid in turn. Edistynyt
Cross-Grid Cascade Completing the shared box often cascades through the adjacent rows and columns of both grids, rapidly resolving nearby cells. Edistynyt
Overlap Constraint The shared box must satisfy: Grid A's bottom-right box rules, AND Grid B's top-left box rules, AND both grids' overlapping row/column constraints. Edistynyt
Twin Digit Counting Each digit appears 9 times in Grid A and 9 times in Grid B, but only once in the shared box. This counting helps verify near-complete grids. Edistynyt

Keskimääräiset ratkaisuajat

Helppo
15 min
Keskitaso
32 min
Vaikea
60 min
Asiantuntija
95 min

Usein kysytyt kysymykset

Mitä on Cube Sudoku (3D Sudoku)?
Cube Sudoku (also called 3D Sudoku or Tridoku) consists of two 9×9 Sudoku grids that share a common 3×3 box at their overlapping corner. Both grids must independently satisfy all standard Sudoku rules, and the shared corner box must simultaneously satisfy both grids' box constraint.
How does the shared box work?
The shared corner box is part of both grids. Any digit placed in that box counts toward the uniqueness constraint for both grids simultaneously. This means solving either grid's corner directly constrains the other grid's corner — the two grids communicate only through this shared zone.
Do both grids use the same digits?
Yes. Both grids use the digits 1–9, and both follow standard Sudoku rules independently. The shared box makes the two grids interdependent. A digit placed in the shared box cannot repeat in any row, column, or box of either grid.
Is Cube Sudoku harder than regular Sudoku?
It is roughly twice as much work as a single Sudoku, plus the added challenge of managing the shared corner. Easy Cube puzzles are accessible for experienced Sudoku players. Hard and expert puzzles require actively exploiting the cross-grid constraint, which adds genuine complexity beyond simply solving two independent grids.
What is the best strategy for Cube Sudoku?
Alternate between the two grids rather than solving one completely before the other. Whenever you make progress in the shared corner box, immediately check what that means for the other grid. The shared box is the key to unlocking both grids — maximise information flow through it.
How long does Cube Sudoku take to solve?
Easy puzzles take 15–30 minutes. Medium puzzles run 30–50 minutes. Hard and expert puzzles can take 60–120 minutes. The scale (two full grids) is the primary driver of solve time.
Kokeile myös
Samurai-Sudoku
The full-scale version of multi-grid solving — five grids instead of two, all trading digits through shared boxes.
Hyper-Sudoku
Overlap logic inside a single grid: four windows that share cells with the standard boxes the way your grids share a corner.
Palapeli-Sudoku
A single-grid geometry challenge — irregular regions demand the same spatial flexibility as twin-grid bookkeeping.
Päivittäinen haaste