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25.2. Sudoku Example: Debugging a Broken Example
Procedure 25.2. Task
- Open
sudoku.drlin your IDE. - Click on → → . The JBoss Rules engine will inspect the grid and produce the following output:
cell [0,8]: 5 has a duplicate in row 0 cell [0,0]: 5 has a duplicate in row 0 cell [6,0]: 8 has a duplicate in col 0 cell [4,0]: 8 has a duplicate in col 0 Validation complete.
- Click on the
Solvebutton to apply the solving rules to this invalid grid. These rules use the values of the cells for problem solving. The rules detecting these situations insert a Setting fact including the solution value for the specified cell. This fact removes the incorrect value from all cells in the group.
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