Harshit Chauhan(1710991304)

G group Project evaluation 1/snakes and ladder game.txt

@@ -0,0 +1,120 @@
+import java.util.HashMap;
+		import java.util.Map;
+		import java.util.Random;
+		import java.util.Scanner;
+
+public class Harshit171304 {
+
+	public static void main(String[] args) {
+		// TODO Auto-generated method stub
+		SnakeNLadder s = new SnakeNLadder();
+        s.startGame();
+	}}
+
+		class SnakeNLadder
+		{
+
+		    final static int WINPOINT = 100;
+
+
+		    static Map < Integer , Integer > snake = new HashMap < Integer , Integer >();
+		    static Map < Integer , Integer > ladder = new HashMap< Integer , Integer >();
+
+		    {
+		        snake.put(99,54);
+		        snake.put(70,55);
+		        snake.put(52,42);
+		        snake.put(25,2);
+		        snake.put(95,72);
+
+		        ladder.put(6,25);
+		        ladder.put(11,40);
+		        ladder.put(60,85);
+		        ladder.put(46,90);
+		        ladder.put(17,69);
+		    }
+		    public int rollDice()
+		    {
+		        int n = 0;
+		        Random r = new Random();
+		        n=r.nextInt(7);
+		        return (n==0?1:n);
+		    }
+		    public int calculatePlayerValue(int player, int diceValue)
+		    {
+		        player = player + diceValue;
+
+		        if(player > WINPOINT)
+		        {
+		            player = player - diceValue;
+		            return player;
+		        }
+
+		        if(null!=snake.get(player))
+		        {
+		            System.out.println("swallowed by snake");
+		            player= snake.get(player);
+		        }
+
+		        if(null!=ladder.get(player))
+		        {
+		            System.out.println("climb up the ladder");
+		            player= ladder.get(player);
+		        }
+		        return player;
+		    }
+		    public boolean isWin(int player)
+		    {
+		        return WINPOINT == player;
+		    }
+		    public void startGame()
+		    {
+		        int player1 =0, player2=0;
+		        int currentPlayer=-1;
+		        Scanner s = new Scanner(System.in);
+		        String str;
+		        int diceValue =0;
+		        do
+		        {
+		            System.out.println(currentPlayer==-1?"\n\nFIRST PLAYER TURN":"\n\nSECOND PLAYER TURN");
+		            System.out.println("Press r to roll Dice");
+		            str = s.next();
+		            diceValue = rollDice();
+
+
+		            if(currentPlayer == -1)
+		            {
+		                player1 = calculatePlayerValue(player1,diceValue);
+		                System.out.println("First Player :: " + player1);
+		                System.out.println("Second Player :: " + player2);
+		                System.out.println("------------------");
+		                if(isWin(player1))
+		                {
+		                    System.out.println("First player wins");
+		                    return;
+		                }
+		            }
+		            else
+		            {
+		                player2 = calculatePlayerValue(player2,diceValue);
+		                System.out.println("First Player :: " + player1);
+		                System.out.println("Second Player :: " + player2);
+		                System.out.println("------------------");
+		                if(isWin(player2))
+		                {
+		                    System.out.println("Second player wins");
+		                    return;
+		                }
+		            }
+
+		            currentPlayer= -currentPlayer;
+
+
+
+		        }while("r".equals(str));
+		    }
+
+
+
+
+		    }