kristofer / Minesweeper.java

import java.util.Random; import java.util.Scanner; public class Minesweeper { private static final int SIZE = 10; private static final int MINES = 15; private char[][] board; private boolean[][] mines; private boolean[][] revealed; private boolean gameOver; public Minesweeper() { board = new char[SIZE][SIZE]; mines = new boolean[SIZE][SIZE]; revealed = new boolean[SIZE][SIZE]; gameOver = false; } public void initialize() { // Initialize the board and randomly place mines for (int i = 0; i < SIZE; i++) { for (int j = 0; j < SIZE; j++) { board[i][j] = ' '; mines[i][j] = false; revealed[i][j] = false; } } placeMines(); } public void placeMines() { Random random = new Random(); int minesPlaced = 0; while (minesPlaced < MINES) { int x = random.nextInt(SIZE); int y = random.nextInt(SIZE); if (!mines[x][y]) { mines[x][y] = true; minesPlaced++; } } } public void printBoard() { System.out.println("Minesweeper"); System.out.print(" "); for (int i = 0; i < SIZE; i++) { System.out.print(i + " "); } System.out.println(); for (int i = 0; i < SIZE; i++) { System.out.print(i + ": "); for (int j = 0; j < SIZE; j++) { char cell = revealed[i][j] ? board[i][j] : ' '; System.out.print(cell + " "); } System.out.println(); } } public void revealCell(int x, int y) { if (x < 0 || x >= SIZE || y < 0 || y >= SIZE || revealed[x][y] || gameOver) { return; } if (mines[x][y]) { gameOver = true; return; } revealed[x][y] = true; int count = countMinesAround(x, y); if (count > 0) { board[x][y] = (char) (count + '0'); } else { for (int i = -1; i <= 1; i++) { for (int j = -1; j <= 1; j++) { revealCell(x + i, y + j); } } } } public int countMinesAround(int x, int y) { int count = 0; for (int i = -1; i <= 1; i++) { for (int j = -1; j <= 1; j++) { int nx = x + i; int ny = y + j; if (nx >= 0 && nx < SIZE && ny >= 0 && ny < SIZE && mines[nx][ny]) { count++; } } } return count; } public boolean isGameOver() { return gameOver; } public boolean isGameWon() { int unrevealedCells = 0; for (int i = 0; i < SIZE; i++) { for (int j = 0; j < SIZE; j++) { if (!revealed[i][j]) { unrevealedCells++; } } } return unrevealedCells == MINES; } public static void main(String[] args) { Minesweeper game = new Minesweeper(); game.initialize(); Scanner scanner = new Scanner(System.in); while (!game.isGameOver() && !game.isGameWon()) { game.printBoard(); System.out.print("Enter row and column (e.g., '1 2'): "); int x = scanner.nextInt(); int y = scanner.nextInt(); game.revealCell(x, y); } game.printBoard(); if (game.isGameWon()) { System.out.println("You won! Congratulations!"); } else { System.out.println("Game over! You hit a mine!"); } scanner.close(); } }