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Sudoku Toolbox >> Read/Write > sudoku_readgivens

sudoku_readgivens

Read a sudoku from a string of 81 givens.

Calling Sequence

X = sudoku_readgivens ( str )

Parameters

str:

a string of 81 letters, with dots "." for unknowns. The entries come row by row.

X:

a 9-by-9 matrix, with 0 for unknown entries

Description

Read a sudoku in a .sdk and return the matrix X associated, where 0 represent an unknown cell.

Examples

X = sudoku_readgivens ("6....23..1256.......47...2.73....84...........46....15.5...81.......3472..72....8");
sudoku_print(X)
sudoku_solve(X)

X = sudoku_readgivens ("4...3.......6..8..........1....5..9..8....6...7.2........1.27..5.3....4.9........");
sudoku_print(X)
sudoku_solve(X)

See also

Authors

Bibliography

http://hodoku.sourceforge.net/en/docs_play.php#filters


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