From 3813621611945a0be23384c0c4d395b4c4a614ad Mon Sep 17 00:00:00 2001
From: pants <niklasjo2004@gmail.com>
Date: Mon, 21 Sep 2026 14:17:15 -0700
Subject: init

---
 java/MineSweeper.java | 99 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 java/MineSweeper.java

(limited to 'java/MineSweeper.java')

diff --git a/java/MineSweeper.java b/java/MineSweeper.java
new file mode 100644
index 0000000..22b8966
--- /dev/null
+++ b/java/MineSweeper.java
@@ -0,0 +1,99 @@
+// Miya Natsuhara
+// CSE 122
+// 1-5-2024
+
+import java.util.*;
+
+// This program randomly-generates and displays a MineSweeper board according to the difficulty 
+// level specified by the user. 
+
+public class MineSweeper {
+    public static final int BOARD_SIZE = 15; // assume a board size board, square
+    public static final int MINE_INDICATOR = -1; 
+
+    public static void main(String[] args) {
+        int[][] board = new int[BOARD_SIZE][BOARD_SIZE];
+
+        int difficultyLevel = intro(); // introduce game and get level of difficulty (more mines -> harder)
+        int numMines = getNumMines(difficultyLevel);
+        generateMines(numMines, board); // generate coordinates for all the mines
+        updateCounts(board);  // updates the board with all the counts of mines
+        displayBoard(board);
+    }
+
+    // Prints a welcome message and prompts the user for difficulty level (between 1 and 10). 
+    // Restricts the user's response to this range and returns the result. 
+    public static int intro() {
+        Scanner console = new Scanner(System.in);
+        System.out.println("Welcome to MineSweeper!");
+        System.out.print("Please choose game difficulty (NOTE: Difficulty: 1 to 10): ");
+        int userNum = console.nextInt();
+        if (userNum > 10) {
+            userNum = 10;
+        } else if (userNum < 1) {
+            userNum = 1;
+        }
+        return userNum;
+    }
+
+    // Given a difficulty level, returns the number of mines that should be placed on the board. 
+    public static int getNumMines(int difficultyLevel) {
+        return difficultyLevel * (BOARD_SIZE / 5); // arbitrary
+    }
+
+    // Given the desired number of mines and game board, randomly places the specified number of
+    // mines throughout the board. 
+    public static void generateMines(int numMines, int[][] board) {
+        Random r = new Random();
+        for (int i = 0; i < numMines; i++) {
+            int xCoord = r.nextInt(BOARD_SIZE);
+            int yCoord = r.nextInt(BOARD_SIZE);
+            board[xCoord][yCoord] = MINE_INDICATOR;
+        }
+    }
+
+    // Given the board and a location (x, y) to check, returns the number of mines adjacent to 
+    // location (x, y). 
+    public static int placeCount(int[][] board, int x, int y) {
+        int count = 0;
+        for (int i = -1; i < 2; i++) {
+            for (int j = -1; j < 2; j++) {
+                int xCoord = x + i;
+                int yCoord = y + j;
+                boolean validSquare = xCoord >= 0 && xCoord < BOARD_SIZE && 
+                                      yCoord >= 0 && yCoord < BOARD_SIZE;
+                if (validSquare && board[xCoord][yCoord] == MINE_INDICATOR) {
+                    count++;
+                }
+            }
+        }
+        return count;
+    }
+
+    // Given the game board, places the appropriate numbers in non-mine cells throughout the
+    // board. 
+    public static void updateCounts(int[][] board) {
+        for (int i = 0; i < BOARD_SIZE; i++) {
+            for (int j = 0; j < BOARD_SIZE; j++) {
+                if (board[i][j] != MINE_INDICATOR) {
+                    board[i][j] = placeCount(board, i, j);
+                }
+            }
+        }
+    }
+
+    // Prints the board to the console, with each square's contents evenly-spaced. 
+    public static void displayBoard(int[][] board) {
+        for (int i = 0; i < BOARD_SIZE; i++) {
+            for (int j = 0; j < BOARD_SIZE; j++) {
+                if (board[i][j] == MINE_INDICATOR) {
+                    System.out.print("X ");
+                } else {
+                    System.out.print(board[i][j] + " ");
+                }
+            }
+            System.out.println();
+        }
+        System.out.println();
+    }
+}
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