c++圈圈叉叉游戏
#include <iostream>
#include<string>
#define SIZE 4//格子大小为4*4
using std::cout;
using std::endl;
using std::cin;
using std::string;
char BLANK = '.';
char pointA = 'x';
char pointB = 'o';
static char board[SIZE][SIZE];//用来存格子里面的内容
static int firstMoveFlag = 0;//由于第一步不能走中心，这里做一个是否是第一步的标志判断
int * input()
{
string temp;
int *n = new int[2];
cin >> temp;//将键盘输入存为string，temp相当于数组，里面存入的是char，你可以单步调试看变量里面的内容
n[0] = temp[1]-48;//输入(1,2)坐标，则序号为1的是横坐标，3是纵坐标
n[1] = temp[3]-48;//-48是因为数字0对应的ASCII码是48，什么是ASCII码可以google
return n;//无法直接返回数组，这里返回的是数组的地址指针
}
void displayBoards()//这个就是将格子里面的内容一个一个打印出来
{
for (int i = 0;i < SIZE;i++)
{
for (int j = 0;j < SIZE;j++)
{
cout << board[i][j];
if (j >= 3)
{
cout << "\n";
}
}
}
}
class pointGame
{
public:
void Amove()//A first move
{
int Row;
int Column;
int *p;
do
{
cout << "playerA: Which coordinate would you like to place?\n";
p = input();
Row = *p + 1;//用指针来指向返回的内容，由于格子里面有第一行和第一列是序号，所以实际行数要加1
Column = *(p + 1) + 1;
delete p;
if (Row<1||Row>3||Column<1||Column>3)//如果返回的坐标数字不在1到3之间就说明输入有错，
{
cout << "Input error!Please try again!\n";
}
if (firstMoveFlag == 0 && Row == 2 && Column == 2)//判断第一步是不是走的中心
{
cout << "The first point cannot be the CENTER!\n";
}
if (firstMoveFlag == 0 && (Row != 2 || Column != 2))//如果成功的走了第一步，就将标志firstMoveFlag变换掉
{
firstMoveFlag = 1;
}
} while ((Row < 1 || Row > 3) || (Column < 1 || Column > 3)||firstMoveFlag==0||board[Row][Column]==pointB);//如果坐标不在1到3之间或者第一步没有走成功，或者A走的是B已经走过的了，就要重新输入坐标，知道走成功
board[Row][Column] = pointA;//走成功后将格子里的内容替换掉（原来是.）
cout << "\n\n\n\n\n\n\n\n";
displayBoards();//将格子打印出来
}
void Bmove()//这也是和A一样的，只是没了第一步的内容
{
int Row;
int Column;
int *p;
do
{
cout << "playerB: Which coordinate would you like to place?\n";
p = input();
Row = *p + 1;
Column = *(p + 1) + 1;
delete p;
if (Row < 1 || Row>3 || Column < 1 || Column>3)
{
cout << "Input error!Please try again!\n";
}
} while ((Row < 1 || Row > 3) || (Column < 1 || Column > 3) || board[Row][Column] == pointA);
board[Row][Column] = pointB;
cout << "\n\n\n\n\n\n\n\n";
displayBoards();
}
int gameOver()//游戏是否结束
{
int result = 0;//这个是用来判断相同符号能连起来的个数
//下面就是判断横纵还有斜方向上是否有三个相同的符号，全都是循环查询
//check the column
for (int j = 1; j < SIZE; j++)
{
for (int i = 1;i < SIZE;i++)
{
if (board[i][j] == board[1][j])
{
result++;
}
}
if (result == 3 && board[1][j] == pointA)//如果连成三个相同的，并且是A走的
{
return 1;//AӮ返回1代表A赢
}
else if (result == 3 && board[1][j] == pointB)
{
return 2;//BӮ代表B赢
}
else
{
result = 0;//代表没有谁赢
}
}
//check the row
for (int j = 1; j < SIZE; j++)
{
for (int i = 1;i < SIZE;i++)
{
if (board[j][i] == board[j][1])
{
result++;
}
}
if (result == 3&& board[j][1]==pointA)
{
return 1;
}
else if (result == 3 && board[j][1] == pointB)
{
return 2;
}
else
{
result = 0;
}
}
//check the X
if (board[1][1] == board[2][2] && board[1][1] == board[3][3] && board[1][1] == pointA)
return 1;
if (board[1][3] == board[2][2] && board[1][3] == board[3][1] && board[1][3] == pointA)
return 1;
if (board[1][1] == board[2][2] && board[1][1] == board[3][3] && board[1][1] == pointB)
return 2;
if (board[1][3] == board[2][2] && board[1][3] == board[3][1] && board[1][3] == pointB)
return 2;
return 0;
}
};
int main()
{
int step = 0;
cout << "Welcome to play the game!\n";
//下面这一段就是初始化格子，并把它打印出来
for (int i = 0;i < SIZE;i++)
{
for (int j = 0;j < SIZE;j++)
{
board[i][j] = '.';
}
}
board[0][0] = ' ';
board[0][1] = '0';
board[0][2] = '1';
board[0][3] = '2';
board[1][0] = '0';
board[2][0] = '1';
board[3][0] = '2';
displayBoards();//打印格子
pointGame game;
do
{
//第一步是A走
game.Amove();
step++;//这个是用来记录一共走了多少步的，如果是9步，就说明格子填满了，并且没有人赢
if (game.gameOver() == 1)//是不是A赢了
{
cout << "PlayerA won! Have a cookie.\n";
break;//如果有人赢了，就跳出while循环
}
game.Bmove();
step++;
if (game.gameOver() == 2)
{
cout << "PlayerB won! Have a cookie.\n";
break;
}
} while (1);//一直循环，直到有人赢或者将格子填满
if (step == 9)
{
cout << "It's a draw!!\n";//平局
}
}