小游戏——三子棋

game.h
#ifndef __GAME_H__ 
#define __GAME_H__ 
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<time.h>
#define ROW 3//行
#define COL 3//列
void init(char board[ROW][COL],int row,int col);
void display(char board[ROW][COL],int row,int col);
void player_move(char board[ROW][COL],int row,int col);
void computer_move(char board[ROW][COL],int row,int col);
char check_win(char board[ROW][COL],int row,int col);
#endif 










game.c


#include"game.h"
char check_win(char board[ROW][COL],int row,int col)//判断是否有人赢
{
int i=0;
for(i=0;i<row;i++)
{
if((board[i][0]==board[i][1])&&
(board[i][1]==board[i][2])&&
(board[i][2]!=' '))
return board[i][0];//行相同
}
for(i=0;i<row;i++)
{
if((board[0][i]==board[1][i])&&
(board[1][i]==board[2][i])&&
(board[2][i]!=' '))
return board[1][i];//列相同
}
if((board[0][0]==board[1][1])&&
(board[1][1]==board[2][2])&&
(board[2][2]!=' '))
return board[1][1];//对角线相同
if((board[2][0]==board[1][1])&&
(board[1][1]==board[0][2])&&
(board[1][1]!=' '))
return board[1][1];//对角线相同
if(is_full(board,ROW,COL))
{
return 'q';
}//判满
return ' ';
}


void init(char board[ROW][COL],int row,int col)？//给数组赋初值
{
memset(board,' ',row*col*sizeof(board[0][0]));
}
 void display(char board[ROW][COL],int row,int col)//打印数组
 {
int i=0;
for(i=0;i<row;i++)
{
printf(" %c | %c | %c \n",board[i][0],board[i][1],board[i][2]);
printf("---|---|---\n");
if(i==row)
{
printf("   |   |   \n");
}
}
}
 void player_move(char board[ROW][COL],int row,int col)//玩家走
{

int x=0;
int y=0;
while(1)
{
printf("玩家走，请输入坐标：");
scanf("%d %d",&x,&y);
x--;
y--;
if(((x>=0)&&(x<row))&&((y>=0)&&(y<col)))
{
if(board[x][y]==' ')
{
board[x][y]='X';
break;
}
else
{
printf("坐标有误，请重新输入：\n");
}
}
else
{
printf("坐标有误，请重新输入：\n");
}
}
}
static int is_full(char board[ROW][COL],int row,int col)？//判满
{ 
int i=0;
int j=0;
for(i=0;i<=row;i++)
{
for(j=0;j<=col;j++)
{
if(board[i][j]==' ')
return 0;
}
}
return 1;
}
void computer_move(char board[ROW][COL],int row,int col)？//电脑走
{
while(1)
{
int x=rand()%3;
int y=rand()%3;
if(board[x][y]==' ')
{
printf("电脑走: \n");
board[x][y]='0';
break;
}
}
}










 work.c


#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
#include<stdlib.h>
#include"game.h"
void menu()
{
printf("*******************************\n");
printf("******1.play       0.exit******\n");
printf("*******************************\n");
}


void game()
{
char board[ROW][COL];
int ret=0;
init(board,ROW,COL);
display(board,ROW,COL);
srand( (unsigned)time( NULL ) );
while(1)
{
player_move( board,ROW,COL);
if((ret=check_win(board,ROW,COL))!=' ')
{
display(board,ROW,COL);
break;
}
display(board,ROW,COL);
computer_move( board,ROW,COL);
if((ret=check_win(board,ROW,COL))!=' ')
{
display(board,ROW,COL);
break;
}
display(board,ROW,COL);
}
if(ret=='X')
printf("玩家赢\n");
else if(ret=='0')
printf("电脑赢\n");
else if(ret=='q')
printf("平局\n");


}
int main()
{
int input=0;
menu();
printf("请选择：");
do
{
scanf("%d",&input);
switch(input)
{
case 1:
printf("开始游戏\n");
game();
break;
case 0:
printf("退出游戏\n");
break;
default:
printf("输入错误，请重新输入\n");
    }
}while(input);
system("pause");
return 0;
}