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Code:
Tic-Tac-Toe Class
import chn.util.*;
public class TicTacToe
{
ConsoleIO myConsole;
String player1;
String player2;
String winner;
int turns;
boolean gameOver;
boolean singlePlayer;
int[] spaces;
public TicTacToe()
{
player1 = null;
player2 = null;
winner = "noone";
turns = 0;
singlePlayer = false;
gameOver = false;
myConsole = new ConsoleIO();
spaces = new int[9];//0-space open 1-occupied by 1 2-occupied by 2
}
public void instructions()
{
System.out.println("---Instructions---");
System.out.println("When prompted, enter the location you would like to");
System.out.println("place your token (either X or O). To enter which ");
System.out.println("space you want, enter the a digit 1-9 (must be an empty");
System.out.println("space to place token. First player to have 3 in a row");
System.out.println("wins.");
System.out.println("Player 1-----> X");
System.out.println("Player 2-----> O");
System.out.println("Note: In Single player games the computer is always O");
System.out.println("");
}
public void setUp()
{
int singMult = 0;
System.out.print("(1) Single Player \n(2) Multiplayer");
System.out.println("");
System.out.print("Which game mode? ");
singMult = myConsole.readInt();
if(singMult==1)
singPlayer();
else
multPlayer();
}
public void singPlayer()
{
singlePlayer=true;
System.out.println("-------------------");
System.out.println("Enter your name: ");
System.out.print("Player-----> ");
player1 = myConsole.readLine();
player2 = "Computer";
boardSetUp();
runSingPlayer();
}
public void multPlayer()
{
singlePlayer=false;
System.out.println("-------------------");
System.out.println("Enter player names: ");
System.out.print("Player 1-----> ");
player1 = myConsole.readLine();
System.out.print("Player 2-----> ");
player2 = myConsole.readLine();
boardSetUp();
runMultPlayer();
}
public void boardSetUp()
{
for(int i=0;i<spaces.length;i++)
{
spaces[i]=0;
}
}
public void gameBoard()
{
int spaceNum=0;
for(int i=0;i<spaces.length;i++)
{
spaceNum++;
if(spaceNum%3==1)
{
System.out.println();
}
if(spaces[i]==0)
{
System.out.print(spaceNum + " ");
}
else if(spaces[i]==1)
{
System.out.print("X ");
}
else if(spaces[i]==2)
{
System.out.print("O ");
}
}
System.out.println();
}
public void player1Move()
{
boolean moveNotValid = true;
int moveLoc = -1;
while(moveNotValid == true)
{
System.out.print("Player 1 move: ");
moveLoc = myConsole.readInt();
if(spaces[moveLoc-1]==0)
{
spaces[moveLoc-1]=1;
moveNotValid = false;
}
else
{
System.out.println("Space taken by " + player2);
}
}
}
public void player2Move()
{
boolean moveNotValid = true;
int moveLoc = -1;
while(moveNotValid == true)
{
System.out.print("Player 2 move: ");
moveLoc = myConsole.readInt();
if(spaces[moveLoc-1]==0)
{
spaces[moveLoc-1]=2;
moveNotValid = false;
}
else
{
System.out.println("Space taken by " + player1);
}
}
}
public void cpuMove()
{
computer cp = new computer(spaces);
boolean moveNotValid = true;
int moveLoc = -1;
while(moveNotValid == true)
{
moveLoc = cp.makeMove();
if(spaces[moveLoc-1]==0)
{
spaces[moveLoc-1]=2;
moveNotValid = false;
}
else
{
System.out.println("Space taken by " + player1);
}
}
}
public void checkForWin()
{
//Preform 8 checks for both players & cats game check (total 17 checks)
//Player 1 win conditions
if(spaces[0]==1 && spaces[4]==1 && spaces[8]==1)
{
//*--
//-*-
//--*
winner = player1;
gameOver = true;
System.out.println("The winner is " + winner);
}
if(spaces[2]==1 && spaces[4]==1 && spaces[6]==1)
{
//--*
//-*-
//*--
winner = player1;
gameOver = true;
System.out.println("The winner is " + winner);
}
if(spaces[0]==1 && spaces[3]==1 && spaces[6]==1)
{
//*--
//*--
//*--
winner = player1;
gameOver = true;
System.out.println("The winner is " + winner);
}
if(spaces[1]==1 && spaces[4]==1 && spaces[7]==1)
{
//-*-
//-*-
//-*-
winner = player1;
gameOver = true;
System.out.println("The winner is " + winner);
}
if(spaces[2]==1 && spaces[5]==1 && spaces[8]==1)
{
//--*
//--*
//--*
winner = player1;
gameOver = true;
System.out.println("The winner is " + winner);
}
if(spaces[0]==1 && spaces[1]==1 && spaces[2]==1)
{
//***
//---
//---
winner = player1;
gameOver = true;
System.out.println("The winner is " + winner);
}
if(spaces[3]==1 && spaces[4]==1 && spaces[5]==1)
{
//---
//***
//---
winner = player1;
gameOver = true;
System.out.println("The winner is " + winner);
}
if(spaces[6]==1 && spaces[7]==1 && spaces[8]==1)
{
//---
//---
//***
winner = player1;
gameOver = true;
System.out.println("The winner is " + winner);
}
//Player 2 win conditions
if(spaces[0]==2 && spaces[4]==2 && spaces[8]==2)
{
//*--
//-*-
//--*
winner = player1;
gameOver = true;
System.out.println("The winner is " + winner);
}
if(spaces[2]==2 && spaces[4]==2 && spaces[6]==2)
{
//--*
//-*-
//*--
winner = player1;
gameOver = true;
System.out.println("The winner is " + winner);
}
if(spaces[0]==2 && spaces[3]==2 && spaces[6]==2)
{
//*--
//*--
//*--
winner = player2;
gameOver = true;
System.out.println("The winner is " + winner);
}
if(spaces[1]==2 && spaces[4]==2 && spaces[7]==2)
{
//-*-
//-*-
//-*-
winner = player2;
gameOver = true;
System.out.println("The winner is " + winner);
}
if(spaces[2]==2 && spaces[5]==2 && spaces[8]==2)
{
//--*
//--*
//--*
winner = player2;
gameOver = true;
System.out.println("The winner is " + winner);
}
if(spaces[0]==2 && spaces[1]==2 && spaces[2]==2)
{
//***
//---
//---
winner = player2;
gameOver = true;
System.out.println("The winner is " + winner);
}
if(spaces[3]==2 && spaces[4]==2 && spaces[5]==2)
{
//---
//***
//---
winner = player2;
gameOver = true;
System.out.println("The winner is " + winner);
}
if(spaces[6]==2 && spaces[7]==2 && spaces[8]==2)
{
//---
//---
//***
winner = player2;
gameOver = true;
System.out.println("The winner is " + winner);
}
//Tie Game Check
if(turns==9 && winner.equals("noone"))
{
System.out.println("It's a cats game!");
gameOver = true;
}
if(winner.equals(player1))
{
gameBoard();
}
else if(winner.equals(player2))
{
gameBoard();
}
}
public void runSingPlayer()
{
boolean moveNotValid = true;
int playerTurn = 1;
while(gameOver == false)
{
gameBoard();
if(playerTurn==1)
{
player1Move();
playerTurn = 2;
turns++;
}
else
{
player2Move();
playerTurn = 1;
turns++;
}
checkForWin();
}
playAgain();
}
public void runMultPlayer()
{
boolean moveNotValid = true;
int playerTurn = 1;
while(gameOver == false)
{
gameBoard();
if(playerTurn==1)
{
player1Move();
playerTurn = 2;
turns++;
}
else
{
cpuMove();
playerTurn = 1;
turns++;
}
checkForWin();
}
playAgain();
}
public void playAgain()
{
String answer = null;
System.out.print("Play again?(Y/N) ");
answer = myConsole.readLine();
if(answer.equalsIgnoreCase("Y"))
{
gameOver = false;
boardSetUp();
if(singlePlayer == true)
runSingPlayer();
else
runMultPlayer();
}
}
public static void main(String[] args)
{
TicTacToe game = new TicTacToe();
game.instructions();
game.setUp();
}
}
computer Class
//Artificial Intelligence
class computer
{
int[] spaces;
public computer(int[] array)
{
spaces = new int[array.length];
for(int i=0;i<array.length;i++)
{
spaces[i] = array[i];
}
//later on implement difficulty
/*Idea:
*Extremely Hard- 5% Error rate
*Hard-10% Error rate
*Medium-60% Error rate
*Easy- 80% Error rate
*Super Easy- 90% Error rate
*/
}
public int makeMove()
{
int move=0;
boolean makingMove = true;
//Step 1) Read in board
//Step 2) Read in move Locations
//Step 3) Calculate best move(Currently done as random move)
//Step 4) Place token
while(makingMove == true)
{
double rand = Math.random();
if(rand>.111 && spaces[0]==0)
{
makingMove=false;
move=1;
}
if(rand>.222 && spaces[1]==0)
{
makingMove=false;
move=2;
}
if(rand>.333 && spaces[2]==0)
{
makingMove=false;
move=3;
}
if(rand>.444 && spaces[3]==0)
{
makingMove=false;
move=4;
}
if(rand>.555 && spaces[4]==4)
{
makingMove=false;
move=5;;
}
if(rand>.666 && spaces[5]==0)
{
makingMove=false;
move=6;
}
if(rand>.777 && spaces[6]==0)
{
makingMove=false;
move=7;
}
if(rand>.888 && spaces[7]==0)
{
makingMove=false;
move=8;
}
if(rand>=1 && spaces[8]==0)
{
makingMove=false;
move=9;
}
}
return move;
}
}
Also, any suggestions on how to make the code more efficient would be appreciated, I realize its a bit cumbersome with the amount of lines that are in the tictactoe class alone. Do you think making a checker class for the checkForWin method would be a good idea?
Thanks in advance.
This post has been edited by TheRaiderNation: 23 April 2010 - 06:01 PM
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