refactor solvers
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This commit is contained in:
2025-01-30 18:05:18 +01:00
parent 1f92c49f3c
commit a74bf42e59
11 changed files with 299 additions and 249 deletions

View File

@@ -0,0 +1,55 @@
package sudoku.solver;
import java.util.List;
import java.util.concurrent.CancellationException;
import java.util.logging.Level;
import sudoku.io.SudokuPrinter;
import sudoku.structure.Cell;
import sudoku.structure.MultiDoku;
import sudoku.structure.Sudoku;
public class HumanSolver implements Solver {
/**
* Résout le MultiDoku passé en paramètre, avec règles de déduction.
*
* @param doku MultiDoku, MultiDoku à résoudre.
* @return boolean, valant true si le MultiDoku est résolu, false sinon.
*/
@Override
public boolean solve(MultiDoku doku) {
if (Thread.interrupted())
throw new CancellationException("User wants to stop the solver");
Sudoku sudoku = doku.getSubGrid(0);
logger.log(Level.FINE,
'\n' + SudokuPrinter.toStringRectangleSudoku(sudoku,
sudoku.getBlockWidth() == 0 ? sudoku.getSize() : sudoku.getBlockWidth(),
sudoku.getBlockWidth() == 0 ? sudoku.getSize() : sudoku.getSize() / sudoku.getBlockWidth()));
if (doku.isSolved()) {
return true;
}
List<Cell> cellsToFill = doku.getEmptyCells();
if (cellsToFill.isEmpty()) {
return false;
}
for (Cell cellToFill : cellsToFill) {
List<Integer> possibleSymbols = cellToFill.getPossibleSymbols();
if (possibleSymbols.size() != 1) {
continue;
}
cellToFill.setSymbolIndex(possibleSymbols.getFirst());
return this.solve(doku);
}
return doku.isSolved();
}
}