三字棋 人机对弈

//头文件

#ifndef __GAME_H__

#define __GAME_H__

#include <stdio.h>

#include <stdlib.h>

#include <time.h>

#define ROW 3

#define COL 3

void board_display(char arr[ROW][COL], int row, int col);

void init_board(char arr[ROW][COL], int row, int col);

void PalyerMove(char arr[ROW][COL], int row, int col);

void ComputerMove(char arr[ROW][COL], int row, int col);

int check_win(char arr[ROW][COL], int row, int col);

int show(char arr[ROW][COL], int row, int col);

#endif//__GAME_H__

//主函数

#define _CRT_SECURE_NO_WARNINGS 1

#include<stdio.h>

#include"game.h"

void menu()

{
printf("*************************\n");
printf("***  1.play   2.exit  ***\n");
printf("*************************\n");

}

void game()

{
int row = 0;
int col = 0;
char arr[ROW][COL] = { 0 };
char ret = 0;
init_board(arr, row, col);
do
{
board_display(arr, row, col);
printf("玩家走：\n");
PalyerMove(arr, row, col);
board_display(arr, row, col);

ret = check_win(arr, row, col);
if (ret != ' ')
break;

ComputerMove(arr, row, col);
printf("电脑走：\n");
ret = check_win(arr, row, col);

if (ret != ' ')
break;

} while (ret == ' ');
board_display(arr, row, col);
if (ret == 'X')
printf("玩家赢了\n");
else if (ret == '$')
printf("电脑赢了\n");
else if (ret == 'q')
printf("平局\n");

}

int main()

{
int input = 0;
do
{
menu();
printf("请选择：>");
scanf("%d", &input);
switch (input)
{
case 1:
game();
break;
case 2:
return 0；
break;
default:
printf("选择错误\n");
break;
}
} while (input);
getchar();
return 0;

}

//game函数

#define _CRT_SECURE_NO_WARNINGS 1

#include"game.h"

void init_board(char arr[ROW][COL], int row, int col)

{
for (int i = 0; i < ROW; i++)
{
for (int j = 0; j < COL; j++)
{
arr[i][j] = ' ';
}
}

}

void board_display(char arr[ROW][COL], int row, int col)

{
int i = 0;
for (i = 0; i <
ROW; i++)
{
printf(" %c | %c | %c \n", arr[i][0], arr[i][1], arr[i][2]);
if (i < ROW-1)
printf("---|---|---\n");

}

}

void PalyerMove(char arr[ROW][COL], int row, int col)

{

while (1)
{
printf("请输入坐标:");
scanf("%d%d", &row, &col);
row--;
col--;
if ((row >= 0) && (row <= ROW - 1) && (col >= 0) && (col <= COL - 1))
{
if (arr[row][col] == ' ')
{
arr[row][col] = 'X';
break;
}
else
printf("坐标被占用\n");
}
else
printf("坐标非法\n");

}

}

void ComputerMove(char arr[ROW][COL], int row, int col)

{
srand((unsigned)time(NULL));
while (1)
{
row = rand() % ROW;
col = rand() % COL;
if (arr[row][col] == ' ')
{
arr[row][col] = '$';
break;
}
}

}

int check_win(char arr[ROW][COL],int row,int col)

{
int i = 0;
for (i = 0; i < ROW; i++)
{
if ((arr[i][0] == arr[i][1])&&(arr[i][1] == arr[i][2]) && (arr[i][1] != ' '))

if ((arr[0][i] == arr[1][i]) && (arr[1][i] == arr[2][i]) && (arr[1][i] != ' '))
return arr[1][i];
if ((arr[0][0] == arr[1][1]) && (arr[1][1] == arr[2][2]) && (arr[1][1] != ' '))
return arr[1][1];
if ((arr[0][2] == arr[1][1]) && (arr[1][1] == arr[2][0]) && (arr[1][1] != ' '))

return arr[1][1];
}
if (show(arr, row, col)==0)
return ' ';
else
return 'q';

}

int show(char arr[ROW][COL], int row, int col)

{
int i = 0;
for (i = 0; i < ROW; i++)
{
int j = 0;
for (j = 0; j < COL; j++)
{
if (arr[i][j] == ' ')
return 0;
}
}
return 1;

}