井字棋 ，英文名叫Tic-Tac-Toe，是一种在3*3格子上进行的连珠游戏，和五子棋类似，由于棋盘一般不画边框，格线排成井字故得名。游戏需要的工具仅为纸和笔，然后由分别代表O和X的两个游戏者轮流在格子里留下标记（一般来说先手者为X），任意三个标记形成一条直线，则为获胜。
//
头文件
#ifndef __GAME_H__
#define __GAME_H__
#include<time.h>
#include<stdlib.h>
#define ROW 3
#define COL 3
void InitBroad(char broad[ROW][COL], int row, int col);//初始化数组
void OutPut(char broad[ROW][COL], int row, int col);//输出棋盘
char ComputerTurn(char broad[ROW][COL], int row, int col);//电脑下棋
char PlayerTurn(char broad[ROW][COL], int row, int col);//玩家下棋
char IfWin(char broad[ROW][COL], int row, int col);//判断胜负
int Winner(win);
#endif //__GAME_H__
游戏运行函数
#include"Game.h"
void InitBroad(char broad[ROW][COL], int row, int col)//初始化数组，全置为空格
{
/*int i = 0;
int j = 0;
for (i = 0; i < row; i++)
{
for (j = 0; j < col; j++)
broad[i][j] = ' ';
}*/
memset(&broad[0][0], ' ', row*col*sizeof(broad[0][0]));
}
void OutPut(char broad[ROW][COL], int row, int col)//输出棋盘
{
int i = 0;
int j = 0;
for (i = 0; i < row; i++)
{
for (j = 0; j < col; j++)
{
if (j < col - 1)
printf(" %c |", broad[i][j]);
else
printf(" %c ", broad[i][j]);
}
printf("\n");
if (i < row - 1)
{
for (j = 0; j < col; j++)
{
if (j < col - 1)
printf("---|");
else
printf("---");
}
}
printf("\n");
}
}
char ComputerTurn(char broad[ROW][COL], int row, int col)//电脑下棋
{
int x = 0;
int y = 0;
printf("电脑下：\n");
while (1)
{
x = rand() % row;
y = rand() % col;
if (broad[x][y] == ' ')
{
broad[x][y] = 'X';
break;
}
}
}
char PlayerTurn(char broad[ROW][COL], int row, int col)//玩家下棋
{
int x = 0;
int y = 0;
while (1)
{
printf("玩家下：\n");
scanf("%d%d", &x, &y);
if (x > 0 && x <= row && y > 0 && y <= col)
{
if (broad[x-1][y-1] == ' ')
{
broad[x - 1][y - 1] = 'O';
break;
}
else
printf("位置已被占用，请重新输入！\n");
}
else
printf("超出棋盘范围，请重新输入：\n");
}
}
char IfWin(char broad[ROW][COL], int row, int col)//判断胜负
{
int i = 0;
int j = 0;
int count = 0;
for (i = 0; i < row; i++)
{
for (j = 0; j < col; j++)
{
if (broad[i][j] == ' ')
count++;
}
}
for (i = 0; i < row; i++)
{
if (broad[i][0] == broad[i][1] &&
broad[i][1] == broad[i][2] && broad[i][0] != ' ')
return broad[i][0];
}
for (j = 0; j < col; j++)
{
if (broad[0][j] == broad[1][j] &&
broad[0][j] == broad[2][j] && broad[0][j] != ' ')
return broad[0][j];
}
if (broad[0][0] == broad[1][1] &&
broad[1][1] == broad[2][2] && broad[1][1] != ' ')
return broad[1][1];
else if (count == 0)
return 'P';
return 0;
}
int Winner(win)
{
if (win == 'X')
{
printf("电脑胜利啦！\n");
return 1;
}
else if (win == 'O')
{
printf("玩家胜利啦！\n");
return 1;
}
else if (win == 'P')
{
printf("平局！");
return 1;
}
else
return 0;
}
#include<stdio.h>
#include<windows.h>
#include"Game.h"
#pragma warning (disable:4996)
void menu()//游戏初始界面
{
printf("*******************************\n");
printf("********* 1.play ********\n");
printf("********* 0.exit ********\n");
printf("*******************************\n");
}
int work()//判断游戏是否进行
{
printf("是否开始一轮新的游戏：");
while (1)
{
int i = 0;
scanf("%d", &i);
if (i == 1)
return 1;
else if (i == 0)
return 0;
else
printf("输入错误，请重新输入：");
}
}
void game()
{
char win = ' ';
char broad[ROW][COL] = {
0};
InitBroad(broad, ROW, COL);//初始化棋盘
while (1)
{
ComputerTurn(broad, ROW, COL);//电脑下
OutPut(broad, ROW, COL);//打印棋盘
win = IfWin(broad, ROW, COL);//判断胜负
if (win != 0)
{
OutPut(broad, ROW, COL);
break;
}
PlayerTurn(broad, ROW, COL);//玩家下
OutPut(broad, ROW, COL);//打印棋盘
if (win != 0) //判断胜负
{
OutPut(broad, ROW, COL);
break;
}
}
Winner(win);//输出胜者
}
int main()
{
srand((unsigned)time(NULL));
while (1)
{
menu();
if (work())
game();
else
break;
}
printf("游戏结束！\n");
system("pause");
return 0;
}