Non-Consecutive Sudoku
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Σκορ
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Χρόνος
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Πρόοδος0%
Εύκολο · Non-Consecutive Sudoku
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Πώς να παίξετε το Non-Consecutive Sudoku
Ισχύουν οι τυπικοί κανόνες Sudoku. Πρόσθετος κανόνας: κανένα δύο ορθογώνια γειτονικά κελιά (που μοιράζονται μια ακμή) δεν μπορούν να περιέχουν διαδοχικά ψηφία. Αν ένα κελί έχει 5, και οι τέσσερις γείτονες πρέπει να αποφεύγουν το 4 και το 6.
Πλήρης οδηγός →
Κανένα δύο ορθογώνια γειτονικά κελιά δεν μπορούν να περιέχουν διαδοχικά ψηφία
Non-Consecutive Sudoku Εύκολο
Non-Consecutive Sudoku Μέτριο
Non-Consecutive Sudoku Δύσκολο
Non-Consecutive Sudoku Ειδικός
Τι είναι το Non-Consecutive Sudoku;
Το Non-Consecutive Sudoku επιβάλλει έναν global constraint: κανένα δύο cells που μοιράζονται μια edge (orthogonally adjacent) δεν μπορούν να περιέχουν consecutive digits. Έτσι, αν ένα cell περιέχει 5, όλοι οι neighbours του πρέπει να αποφεύγουν τα 4 και 6. Αυτός ο μοναδικός κανόνας περιορίζει δραστικά τις candidate placements και μπορεί να μειώσει ένα standard givens count ενώ παράγει ένα uniquely solvable puzzle.
Με μια Ματιά
| Τύπος περιορισμού | Anti-Περιορισμοί |
| Τυπικές δοσμένες | 18–24 |
| Αξιολόγηση δυσκολίας | ★★★☆☆ 3/5 |
| Μέσος χρόνος λύσης — Εύκολο | 5 min |
| Μέσος χρόνος λύσης — Μέτριο | 13 min |
| Μέσος χρόνος λύσης — Δύσκολο | 26 min |
| Μέσος χρόνος λύσης — Ειδικός | 48 min |
Πώς να λύσετε το Non-Consecutive Sudoku
| Τεχνική | Τι κάνει | Επίπεδο |
|---|---|---|
| Global Candidate Pruning | For every filled cell, remove its ±1 neighbours from all orthogonally adjacent cells immediately. | Προχωρημένο |
| Digit 5 is Most Constrained | 5 cannot be adjacent to 4 or 6. Use this to restrict placement of 5 across the entire grid. | Προχωρημένο |
| Chain Propagation | Placing a digit propagates constraints along rows and columns, often triggering a cascade of forced placements. | Προχωρημένο |
| Forbidden Pair Maps | Build a map of forbidden digit pairs for each adjacent pair of cells and use it to eliminate candidates systematically. | Προχωρημένο |
Μέσοι Χρόνοι Λύσης
Εύκολο
5 min
Μέτριο
13 min
Δύσκολο
26 min
Ειδικός
48 min
Συχνές Ερωτήσεις
Τι είναι το Non-Consecutive Sudoku;
Non-Consecutive Sudoku is a variant where no two horizontally or vertically adjacent cells may contain consecutive digits. There are no markers on the grid — the non-consecutive rule applies globally to every pair of neighbours. Standard Sudoku rules also apply.
How does the global non-consecutive rule constrain the grid?
Every pair of adjacent cells cannot differ by exactly 1. This means you cannot place a 4 next to a 3 or a 5. For every digit you place, you must eliminate that digit ±1 from all orthogonal neighbours. This propagates eliminations across the entire board immediately after every placement.
Which digits are most affected by the non-consecutive rule?
Digits 1 and 9 can only be invalid next to 2 and 8 respectively — so they are least affected. Digit 5 cannot be adjacent to either 4 or 6, which is a moderate restriction. Digits 4, 5, and 6 are most affected because they are adjacent to two common digit pairs simultaneously.
Είναι το Non-Consecutive Sudoku πιο δύσκολο από το κανονικό Sudoku;
Yes, typically. The global constraint eliminates many more candidates than standard rules alone. Easy puzzles are accessible and resolve quickly. Hard and expert puzzles compensate with fewer given digits, making the non-consecutive constraint the primary source of all deductions.
What is the best first strategy for Non-Consecutive Sudoku?
After placing each digit, immediately mark all orthogonal neighbours as unable to hold ±1. Scan rows and columns for digits that can now only go in one cell due to these combined eliminations. Digit 5 is particularly useful as a placement anchor — wherever 5 is placed, both 4 and 6 are eliminated from all four neighbours.
How long does Non-Consecutive Sudoku take to solve?
Easy puzzles take 5–15 minutes. Medium puzzles run 15–30 minutes. Hard puzzles average 30–55 minutes and expert puzzles can take 60–90 minutes. Non-Consecutive Sudoku rewards players who apply the constraint globally and systematically after every move.