三子棋小游戏

实现一个3*3的棋盘游戏，玩家与电脑之间的操作。
声明部分

//game.h
#define _CRT_SECURE_NO_WARNINGS 1
#ifndef __GAME_H__
#define __GAME_H__
#define ROWS 3
#define CLOS 3
enum OP
{
 EXIT,
 PLAY
};
void init_board(char board[ROWS][CLOS]);
//初始化棋盘
void print_board(char board[ROWS][CLOS]);
//打印棋盘
int is_full(char board[ROWS][CLOS]);
//判断棋盘是否已满
void player_board(char board[ROWS][CLOS]);
//玩家玩
void computer_board(char board[ROWS][CLOS]);
//电脑玩
char check_win(char board[ROWS][CLOS]);
//判断输赢
void play_game(char board[ROWS][CLOS])；
//玩游戏
endif//__GAME_H__

实现部分

//game.c
#define _CRT_SECURE_NO_WARNINGS 1
#include "game.h"
#include <stdio.h>
#include <stdlib.h>
void init_board(char board[ROWS][CLOS])//初始化棋盘
{
    int i = 0;
    int j = 0;
    for (i = 0; i < ROWS; i++)
    {
        for (j = 0; j < CLOS; j++)
        {
            board[i][j] = ' ';
        }
    }
}
void print_board(char board[ROWS][CLOS])//打印棋盘
{
    int i = 0;
    for (i = 0; i < ROWS; i++)
    {
        printf(" %c | %c | %c \n", board[i][0], board[i][1], board[i][2]);
        if (i != 2)
        {
            printf("---|---|---\n");
        }
    }
}
int is_full(char board[ROWS][CLOS])//判断棋盘是否满
{
    int i = 0;
    int j = 0;
    for (i = 0; i < ROWS; i++)
    {
        for (j = 0; j < CLOS; j++)
        {
            if (board[i][j] == ' ')
            {
                return 1;//棋盘未满
            }
        }
    }
    return 0;//棋盘满了
}
void player_board(char board[ROWS][CLOS])//玩家玩
{
    int x = 0;
    int y = 0;
    printf("玩家玩>:");
    while (1)
    {

        scanf("%d%d", &x, &y);
        if (((x - 1) >= 0) && ((x - 1)<ROWS) && ((y - 1) >= 0) && ((y - 1)<CLOS) && board[x - 1][y - 1] == ' ')
        {
            board[x - 1][y - 1] = 'X';
            break;
        }
        printf("请重新输入>\n");
    }
}
void computer_board(char board[ROWS][CLOS])//电脑玩
{
    int x = 0;
    int y = 0;
    printf("电脑玩>:\n");
    while (1)
    {

        x = rand() % 3;
        y = rand() % 3;
        if (board[x][y] == ' ')
        {
            board[x][y] = '0';
            break;
        }
    }
}
char check_win(char board[ROWS][CLOS])//判断输赢
{
    int i = 0;
    for (i = 0; i < ROWS; i++)
    {
        if ((board[i][0] == board[i][1]) && (board[i][1] == board[i][2]))
            return board[i][0];
    }
    for (i = 0; i < CLOS; i++)
    {
        if ((board[0][i] == board[1][i]) && (board[1][i] == board[2][i]))
            return board[0][i];
    }
    if ((board[0][0] == board[1][1]) && (board[1][1] == board[2][2]))
        return board[0][0];
    if ((board[0][2] == board[1][1]) && (board[1][1] == board[2][0]))
        return board[1][1];
    if (is_full(board) == 0)
        return 'q';
    else
        return ' ';
}
void play_game(char board[ROWS][CLOS])//玩游戏
{
    char ret = 0;
    init_board(board);
    print_board(board);
    while (1)
    {
        player_board(board);
        print_board(board);
        if (check_win(board) == 'X')
        {
            ret = 'X';
            break;
        }
        if (check_win(board) == 'q')
        {
            ret = 'q';
            break;
        }
        computer_board(board);
        print_board(board);
        if (check_win(board) == '0')
        {
            ret = '0';
            break;
        }
        if (check_win(board) == 'q')
        {
            ret = 'q';
            break;
        }
    }
    if (ret == 'X')
    {
        printf("恭喜你赢了\n");
    }
    else if (ret == '0')
    {
        printf("电脑赢\n");
    }
    else
    {
        printf("平局\n");
    }
}

测试部分

#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>
#include <windows.h>
#include "game.h"
#include <stdlib.h>
#include <time.h>


void meun()//菜单
{
    printf("**********************\n");
    printf("*********1.play*******\n");
    printf("*********0.exit*******\n");
    printf("**********************\n");

}
void game()
{
    char board[ROWS][CLOS];
    int input = 1;
    srand((unsigned)(time(NULL)));
    do
    {
        meun();
        printf("请输入你的选择>");
        scanf("%d", &input);
        switch (input)
        {
        case PLAY:
            play_game(board);
            break;
        case EXIT:
            break;
        }
    } while (input);

}

int main()
{
    game();
    system("pause");
    return 0;
}