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Victor 2024-06-22 00:11:15 +02:00
parent 0d42134d88
commit e3eda3a457
5 changed files with 38 additions and 19 deletions
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bin/fr/iut_fbleau/but3/dev6_2/Chessboard.class Normal file
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bin/fr/iut_fbleau/but3/dev6_2/EightQueensSolver.class Normal file
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bin/fr/iut_fbleau/but3/dev6_2/Position.class Normal file
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src/main/java/fr/iut_fbleau/but3/dev6_2/Chessboard.java
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@ -4,36 +4,38 @@ import java.util.ArrayList;
import java.util.List; import java.util.List;
public class Chessboard { public class Chessboard {
private static final int SIZE = 8; public static final int SIZE = 8;
private final int[][] gameBoard = new int[SIZE][SIZE]; private final int[][] gameBoard = new int[SIZE][SIZE];
private final List<Position> queensPosition = new ArrayList<>(); private final List<Position> queensPosition = new ArrayList<>();
public Chessboard(){ public Chessboard() {
// Constructeur vide
} }
public void placeQueen(int x, int y) {
public void placeQueen(int x, int y){
gameBoard[x][y] = 1; gameBoard[x][y] = 1;
queensPosition.add(new Position(x,y)); queensPosition.add(new Position(x, y));
} }
public Boolean VerifAccessible(int x, int y){ public void removeQueen(int x, int y) {
gameBoard[x][y] = 0;
queensPosition.removeIf(pos -> pos.x() == x && pos.y() == y); // Utilise removeIf pour supprimer l'objet correspondant
}
public Boolean VerifAccessible(int x, int y) {
for (int i = 0; i < SIZE; i++) { for (int i = 0; i < SIZE; i++) {
int DigonaleAscendante = y - (x - i); int diagonaleAscendante = y - (x - i);
int DigonaleDescendante = y + (x - i); int diagonaleDescendante = y + (x - i);
if(gameBoard[i][y] != 0){ if (gameBoard[i][y] != 0) {
return false; return false;
} }
if(gameBoard[x][i] != 0){ if (gameBoard[x][i] != 0) {
return false; return false;
} }
if (DigonaleAscendante >= 0 && DigonaleAscendante < SIZE && gameBoard[i][DigonaleAscendante] == 1) { if (diagonaleAscendante >= 0 && diagonaleAscendante < SIZE && gameBoard[i][diagonaleAscendante] == 1) {
return false; return false;
} }
if (DigonaleDescendante >= 0 && DigonaleAscendante < SIZE && gameBoard[i][DigonaleDescendante] == 1) { if (diagonaleDescendante >= 0 && diagonaleDescendante < SIZE && gameBoard[i][diagonaleDescendante] == 1) {
return false; return false;
} }
} }

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src/main/java/fr/iut_fbleau/but3/dev6_2/EightQueensSolver.java
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@ -3,12 +3,29 @@ package fr.iut_fbleau.but3.dev6_2;
public class EightQueensSolver { public class EightQueensSolver {
private Chessboard chessboard = new Chessboard(); private Chessboard chessboard = new Chessboard();
public EightQueensSolver(){ public EightQueensSolver() {
F System.out.println(Solver());
} }
private Boolean Solver() {
if (chessboard.getNumberOfQueen() == 8) {
return true;
}
for (int i = 0; i < Chessboard.SIZE * Chessboard.SIZE; i++) {
int x = i % Chessboard.SIZE;
int y = i / Chessboard.SIZE;
if (chessboard.VerifAccessible(x, y)) {
chessboard.placeQueen(x, y);
if (!Solver()) {
chessboard.removeQueen(x, y);
} else {
return true;
}
}
}
return false;
}
public Chessboard getChessboard() { public Chessboard getChessboard() {
return chessboard; return chessboard;