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1. #Wikipedia sudoku strategy how to
2. #Wikipedia sudoku strategy software for pc
3. #Wikipedia sudoku strategy full

Killer sudoku (also killer su doku, sumdoku, sum doku, sumoku, addoku, or samunamupure) is a puzzle that combines elements of sudoku and kakuro. Death BlossomĪ stem cell of N candidates pointing to N petals, each an Almost Locked Set.The same example problem, as it would be printed in black and white. ALS-XY-Wing ruleģ Almost Locked Sets with 2 restricted common digits Y and Z perform eliminations for common digit X. Solving Sudoku Strategy - Almost Locked Sets ALS-XZ ruleĢ Almost Locked Sets with restricted common digit X perform eliminations for common digit Z. BUG LiteĪ set of techniques that avoids the BUG Lite deadly pattern. Bivalue Universal GraveĪ set of techniques that avoids the Bivalue Universal Grave deadly pattern. Solving Sudoku Strategy - Uniqueness Uniqueness TestĪ set of techniques that avoids the Unique Rectangle deadly pattern. Empty RectangleĪ single-digit technique that makes use of a box whose candidates for that digit are contained within the union of a boxrow and a boxcol. Two crossing strong links, weakly connected in a box. Two parallel strong links, weakly connected at the base. Solving Sudoku Strategy - Single Digit Patterns Skyscraper WXYZ-Wingįour cells with pivot cell WXYZ and three pincer cells WZ, XZ and YZ. Three cells with pivot cell XYZ and two pincer cells XZ and YZ. Three cells with pivot cell XY and two pincer cells XZ and YZ. Hidden Tripleģ digits with candidates in 3 cells. Hidden PairĢ digits with candidates in 2 cells. Naked QuadĤ cells with candidates for 4 digits. Naked Tripleģ cells with candidates for 3 digits. Solving Sudoku Strategy - Subsets Naked PairĢ cells with candidates for 2 digits. Almost Locked CandidatesĪ box-line intersection where the line or the box contains an Almost Locked Set, and the remaining cells in the line or box outside the intersection does not contain digits from the Almost Locked Set. Locked TripleĪ Naked Triple located in a single intersection. Locked PairĪ Naked Pair located in a single intersection. Solving Sudoku Strategy - Intersections Locked Candidates| Intersection Removal | Line-Box Interaction | Pointing (Pair, Triple) | ClaimingĬandidates are locked in the intersection of a line and a box. Alternating Inference Chain| AICĪ chain where each node is a candidate, with alternating strong and weak inference. Ī Forcing Chain that has implications in both directions.Ģ Forcing Chains starting from a bivalue cell or a bilocal unit showing a verity. The first originates from a reliable source. Several types of loops formed by cells following strict rules and a notation system. Broken WingĮliminations caused by loops of odd length. Simplified form of XY-Chain, involving only two digits. Advanced Sudoku Strategies - Chains and Loops Forcing Chain Kraken FishĪ fish pattern with indirect connections to a candidate which can be eliminated.

Mutant Fishįish patterns with mixed sets of constraints. Franken Fishįish patterns that include box constraints.

Incomplete basic fish patterns with a fin.

Advanced Sudoku Strategies - Fish X-Wingįish patterns with additional candidates in a single box. Naked Single | Forced Digit | Sole CandidateĪ single candidate remaining in a cell. Hidden Single | Pinned DigitĪ single candidate remaining for a digit in a house.

#Wikipedia sudoku strategy full

Solving Sudoku Strategy - Singles Full HouseĪ house with a single empty cell. 3D Medusa Coloring | Advanced ColoringĪ set of techniques that uses colors on multiple digits. Color WingĪ technique that uses multiple clusters to eliminate candidates outside these clusters. Color WrapĪ technique that uses a single cluster to detect a contradiction in one of the colors. Color TrapĪ technique that uses a single cluster to eliminate candidates outside the cluster. Uses only 2 colors, but also takes the implications for each color into account. Weak ColorsĮxtends Simple-Colors by the use of hinge linkages. Uses multiple colors (4, 6 or a higher multiple of 2) to form multiple color clusters. Uses only 2 colors to form a single color cluster. Advanced Sudoku Strategies - Coloring Simple Colors

#Wikipedia sudoku strategy software for pc

Sudoku software for PC - with the Color marking function and specific method to control candidate number,you can use the advanced techniques of sudoku more easily.

#Wikipedia sudoku strategy how to

Solving sudoku puzzles is easier than it looks.Learn more bout sudoku puzzles and how to solve them at There are many different solving sudoku strategies discovered. These are the strategies used to solve a Sudoku. How to solve sudoku - Solving sudoku strategies