import java.util.*; public class Main { // stores scores public static int player1Score = 0 ; public static int player2Score = 0 ; public static int drawScore = 0 ; public static String player1 = "."; public static String player2 = "."; public static String[][] gameBoard = { {".",".","."}, {".",".","."}, {".",".","."}}; public static HashMap moves = new HashMap<>(); public static void moveSet(){ int[][] move = {{0,0},{0,1},{0,2}, {1,0},{1,1},{1,2}, {2,0},{2,1},{2,2}}; for(int i = 1 ; i < 10 ; i++) moves.put(i,move[i-1]); } // for printing ========== public static String h(String a,int b){ String result = ""; for(int i = 0 ; i < b ; i ++)result+=a; return result; } public static void gamePrint(String[][] board){ for(int i = 0 ; i < 3 ; i ++){ for(int x = 0 ;x <3 ;x ++) System.out.print("+"+h("-",3)); System.out.print("+\n"); for(int j = 0 ; j < 3 ; j ++) System.out.print("| "+board[i][j]+" "); System.out.print("|\n"); } for(int x = 0 ;x <3 ;x ++) System.out.print("+"+h("-",3)); System.out.print("+\n"); } //============== public static boolean GameRun(){ // check both diagonals int full = 0; String diagonal1 = ""; String diagonal2 = ""; boolean repeat = true; for(int i = 0 ; i < 3 ; i ++ ){ // check horizontal String horizontal = ""; // check vertical String vertical = ""; //check diagonal for(int j = 0 ; j < 3 ; j++){ horizontal += gameBoard[i][j]; vertical += gameBoard[j][i]; // if count all x and o to the board if 9 return False if(!gameBoard[i][j].equals("."))full+=1; } if(horizontal.equals("xxx") || horizontal.equals("ooo") || vertical.equals("xxx") || vertical.equals("ooo")) return false; // check both cross diagonal1 += gameBoard[i][i]; diagonal2 += gameBoard[i][2-i]; } if(diagonal1.equals("xxx") ||diagonal1.equals("ooo") || diagonal2.equals("xxx") || diagonal2.equals("ooo")) return false; // if full add drawscore if(full == 9) drawScore +=1 ; return full != 9; } public static void main(String[] args) { String running = "x"; while(running.equals("x")){ moveSet(); Scanner players = new Scanner(System.in); //pick 1st player [x or o] while(!player1.equals("x") && !player1.equals("o")){ System.out.print("pick [x or o]"); player1 = players.nextLine(); } // automatic player2 player2 = player1.equals("o")?"x":"o"; // if o then player1 is first else player 2 String first[] = { player1.equals("o")? player1:player2 , player1.equals("x")? player1:player2 }; int count = 0 ; // compare last draw score int lastDraw = drawScore; // last letter to win the game to identify which player String last = ""; System.out.println("Player1 : "+player1); System.out.println("Player2 : "+player2); while(GameRun()){ int[] move; // if the move is not valid the repeat do{ System.out.print("Player : "+first[count%2]+"\nPick [1-9] :"); int pick = new Scanner(System.in).nextInt(); // using key and value using hashmap move = moves.get(pick); }while(gameBoard[move[0]][move[1]] != "."); // if Done changePlayer and keep track the last player gameBoard[move[0]][move[1]] = first[count%2] ; last =first[count%2] ; count +=1; //player1 = player1.equals("x")?"o":"x"; gamePrint(gameBoard); } // System.out.println(validMove(gameBoard,9)); // if drawScore is the same as before // then increment player score else increase the draw score // if draw score increases then dont increase player score if(lastDraw == drawScore) if(player1.equals(last)) player1Score++ ; else player2Score++; System.out.println("Player1 score :" + player1Score ); System.out.println("Player2 score :" + player2Score ); System.out.println("draw score :"+ drawScore ); // exit the game System.out.print("\n[x:continue] Try Again ?"); running = new Scanner(System.in).nextLine(); System.out.println("============"); //resets the game for(int i = 0 ; i < 3 ;i++ ) for(int j = 0 ; j < 3 ; j++) gameBoard[i][j] ="."; // end } } }

Tic Tac Toe 2