-
Notifications
You must be signed in to change notification settings - Fork 0
/
ticactoe.java
126 lines (113 loc) · 2.51 KB
/
ticactoe.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
import java.util.Scanner;
/**
* You can read more about TicTacToe Java Program Implementation at
* http://codepumpkin.com/tic-tac-toe/
*
* @author codepumpkin.com
*
*/
class tictactoe {
public static void main(String[] args) {
TicTacToe t = new TicTacToe();
Scanner s = new Scanner(System.in);
int x=0,y=0;
do
{
System.out.println(t.player==t.X?"Player X turn":"Player O turn");
System.out.println("Enter x and y places");
x=s.nextInt();
y=s.nextInt();
t.putSign(x, y);
System.out.println(t.toString());
System.out.println("_____________________________");
t.displayWinner();
}while(t.isEmpty);
}
}
class TicTacToe
{
public static final int X = 1, O = -1;
public static final int EMPTY = 0;
public int player = X;
private int[][] board = new int[3][3];
public boolean isEmpty = false;
public void putSign(int x, int y)
{
if(x<0 || x>2 || y<0 || y>2)
{
System.out.println("Invalid board position");
return;
}
if(board[x][y] != EMPTY)
{
System.out.println("Board position occupied");
return;
}
board[x][y] = player;
player = -player;
}
public boolean isWin(int player)
{
return ((board[0][0] + board[0][1] + board[0][2] == player*3) ||
(board[1][0] + board[1][1] + board[1][2] == player*3) ||
(board[2][0] + board[2][1] + board[2][2] == player*3) ||
(board[0][0] + board[1][0] + board[2][0] == player*3) ||
(board[0][1] + board[1][1] + board[2][1] == player*3) ||
(board[0][2] + board[1][2] + board[2][2] == player*3) ||
(board[0][0] + board[1][1] + board[2][2] == player*3) ||
(board[2][0] + board[1][1] + board[0][2] == player*3));
}
public void displayWinner()
{
if(isWin(X))
{
System.out.println("\n X wins...!!");
isEmpty=false;
}
else if(isWin(O))
{
System.out.println("\n O wins...!!");
isEmpty=false;
}
else
{
if(!isEmpty)
{
System.out.println("its a tie");
}
}
}
public String toString()
{
StringBuilder s = new StringBuilder();
isEmpty = false;
for(int i=0;i<3;i++)
{
for(int j=0;j<3;j++)
{
switch(board[i][j])
{
case X:
s.append(" X ");
break;
case O:
s.append(" O ");
break;
case EMPTY:
s.append(" ");
isEmpty=true;
break;
}
if(j<2)
{
s.append("|");
}
}
if(i<2)
{
s.append("\n-----------\n");
}
}
return s.toString();
}
}