From 0725e9fd0c56c92e697a7af209f1d30cb4c3c885 Mon Sep 17 00:00:00 2001
From: shivangi241103 <115358526+shivangi241103@users.noreply.github.com>
Date: Sat, 14 Oct 2023 21:28:03 +0530
Subject: [PATCH] Create Tic-Tac-Toe.java

It is a tic-tac-toe game in java
---
 Tic-Tac-Toe.java | 107 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 Tic-Tac-Toe.java

diff --git a/Tic-Tac-Toe.java b/Tic-Tac-Toe.java
new file mode 100644
index 00000000..250d0c20
--- /dev/null
+++ b/Tic-Tac-Toe.java
@@ -0,0 +1,107 @@
+import java.util.Scanner;
+
+public class TicTacToe {
+    private static char[][] board = new char[3][3];
+    private static char currentPlayer = 'X';
+
+    public static void main(String[] args) {
+        initializeBoard();
+        boolean gameEnded = false;
+
+        while (!gameEnded) {
+            displayBoard();
+            int[] move = getPlayerMove();
+            int row = move[0];
+            int col = move[1];
+
+            if (isValidMove(row, col)) {
+                makeMove(row, col);
+                gameEnded = isGameFinished(row, col);
+                currentPlayer = (currentPlayer == 'X') ? 'O' : 'X';
+            } else {
+                System.out.println("Invalid move. Please try again.");
+            }
+        }
+
+        displayBoard();
+        char winner = getWinner();
+        if (winner == ' ')
+            System.out.println("It's a draw!");
+        else
+            System.out.println("Player " + winner + " wins!");
+    }
+
+    public static void initializeBoard() {
+        for (int i = 0; i < 3; i++) {
+            for (int j = 0; j < 3; j++) {
+                board[i][j] = ' ';
+            }
+        }
+    }
+
+    public static void displayBoard() {
+        System.out.println("-------------");
+        for (int i = 0; i < 3; i++) {
+            System.out.print("| ");
+            for (int j = 0; j < 3; j++) {
+                System.out.print(board[i][j] + " | ");
+            }
+            System.out.println("\n-------------");
+        }
+    }
+
+    public static int[] getPlayerMove() {
+        Scanner scanner = new Scanner(System.in);
+        int[] move = new int[2];
+        System.out.print("Player " + currentPlayer + ", enter row (0-2): ");
+        move[0] = scanner.nextInt();
+        System.out.print("Player " + currentPlayer + ", enter column (0-2): ");
+        move[1] = scanner.nextInt();
+        return move;
+    }
+
+    public static boolean isValidMove(int row, int col) {
+        return (row >= 0 && row < 3 && col >= 0 && col < 3 && board[row][col] == ' ');
+    }
+
+    public static void makeMove(int row, int col) {
+        board[row][col] = currentPlayer;
+    }
+
+    public static boolean isGameFinished(int row, int col) {
+        return (checkRows(row) || checkColumns(col) || checkDiagonals() || checkBoardFull());
+    }
+
+    public static boolean checkRows(int row) {
+        return (board[row][0] == currentPlayer && board[row][1] == currentPlayer && board[row][2] == currentPlayer);
+    }
+
+    public static boolean checkColumns(int col) {
+        return (board[0][col] == currentPlayer && board[1][col] == currentPlayer && board[2][col] == currentPlayer);
+    }
+
+    public static boolean checkDiagonals() {
+        return ((board[0][0] == currentPlayer && board[1][1] == currentPlayer && board[2][2] == currentPlayer) ||
+                (board[0][2] == currentPlayer && board[1][1] == currentPlayer && board[2][0] == currentPlayer));
+    }
+
+    public static boolean checkBoardFull() {
+        for (int i = 0; i < 3; i++) {
+            for (int j = 0; j < 3; j++) {
+                if (board[i][j] == ' ')
+                    return false;
+            }
+        }
+        return true;
+    }
+
+    public static char getWinner() {
+        if (checkRows(0) || checkColumns(0) || checkDiagonals())
+            return currentPlayer;
+        else if (checkRows(1) || checkColumns(1))
+            return currentPlayer;
+        else if (checkRows(2) || checkColumns(2))
+            return currentPlayer;
+        return ' ';
+    }
+}