Ryuk/Sudoku
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fix : countSolutions
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This commit is contained in:
Melvyn
2025-02-01 23:39:04 +01:00
parent 14d0521215
commit 129c3ef0b2
2 changed files with 12 additions and 15 deletions
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4
app/src/main/java/sudoku/solver/Solver.java
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@@ -42,6 +42,10 @@ public interface Solver {
cellToFill.setSymbolIndex(symbol); cellToFill.setSymbolIndex(symbol);
if (solve(doku)) { if (solve(doku)) {
result++; result++;
if (result > 1) {
doku.getStateManager().popState();
return result;
}
} }
doku.getStateManager().popState(); doku.getStateManager().popState();
} }

11
app/src/main/java/sudoku/structure/SudokuFactory.java
View File

@@ -142,21 +142,14 @@ public class SudokuFactory {
List<Cell> cellsThatCanBeEmptied = doku.getFilledCells(); List<Cell> cellsThatCanBeEmptied = doku.getFilledCells();
while (!cellsThatCanBeEmptied.isEmpty()) {
int index = random.nextInt(cellsThatCanBeEmptied.size()); int index = random.nextInt(cellsThatCanBeEmptied.size());
Cell cellToEmpty = cellsThatCanBeEmptied.get(index); Cell cellToEmpty = cellsThatCanBeEmptied.get(index);
int oldSymbol = cellToEmpty.empty(); cellToEmpty.empty();
int nbDokuSultions = solver.countSolution(doku); int nbDokuSultions = solver.countSolution(doku);
if (nbDokuSultions == 1) { if (nbDokuSultions == 1) {
if (newDokuFromFilledOne(doku, --nbCellsToEmpty, solver)) { return newDokuFromFilledOne(doku, --nbCellsToEmpty, solver);
return true;
}
}
cellToEmpty.setSymbolIndex(oldSymbol);
cellsThatCanBeEmptied.remove(cellToEmpty);
} }
return false; return false;