Tic-Tac-Toe.java

Author: msrihanreddy5-code

Tic-Tac-Toe.java

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+import java.util.*;
+
+public class TicTacToe {
+    static char[] board = {' ','1','2','3','4','5','6','7','8','9'};
+
+    static void show() {
+        System.out.println(board[1]+"|"+board[2]+"|"+board[3]);
+        System.out.println("-+-+-");
+        System.out.println(board[4]+"|"+board[5]+"|"+board[6]);
+        System.out.println("-+-+-");
+        System.out.println(board[7]+"|"+board[8]+"|"+board[9]);
+    }
+
+    static boolean win() {
+        int[][] w = {{1,2,3},{4,5,6},{7,8,9},{1,4,7},{2,5,8},{3,6,9},{1,5,9},{3,5,7}};
+        for (int[] a : w)
+            if (board[a[0]] == board[a[1]] && board[a[1]] == board[a[2]])
+                return true;
+        return false;
+    }
+
+    public static void main(String[] args) {
+        Scanner sc = new Scanner(System.in);
+        char turn = 'X';
+        int moves = 0;
+
+        while (true) {
+            show();
+            System.out.print("Player " + turn + " choose (1-9): ");
+            int pos = sc.nextInt();
+
+            if (board[pos] == 'X' || board[pos] == 'O') continue;
+
+            board[pos] = turn;
+            moves++;
+
+            if (win()) { show(); System.out.println(turn + " wins!"); break; }
+            if (moves == 9) { show(); System.out.println("Draw!"); break; }
+
+            turn = (turn == 'X') ? 'O' : 'X';
+        }
+    }
+}