基于C语言实现三子棋小游戏

#pragma once
 
//头文件的包含
#include<stdio.h>
#include<stdlib.h>
#include<time.h>
 
//函数的声明
#define ROW 3
#define COL 3
 
//函数的声明
 
//初始化棋盘的函数
void InitBoard(char board[ROW][COL], int row, int col);
 
//打印棋盘的函数
void DisplayBoard(char board[ROW][COL], int row, int col);
 
//玩家下棋
void PlayerMove(char board[ROW][COL], int row, int col);
 
//电脑下棋
void ComputerMove(char board[ROW][COL], int row, int col);
 
//判断游戏是否有输赢
char IsWin(char board[ROW][COL], int row, int col);

#define _CRT_SECURE_NO_WARNINGS 1
#include"game.h"
void menu() {
    printf("***********************\n");
    printf("******* 1.play ********\n");
    printf("******* 2.exit ********\n");
    printf("***********************\n");
}
 
void game()
{
    //存储数据 - 二维数组
    char board[ROW][COL];
    //初始化棋盘 - 初始化空格 
    InitBoard(board, ROW, COL);
 
    //打印棋盘 - 本质是打印数组的内容
    DisplayBoard(board, ROW, COL);
    char ret = 0;//接收游戏状态 
    while (1)
    {
        //玩家下棋
        PlayerMove(board, ROW, COL);
        DisplayBoard(board, ROW, COL);
        //判断玩家是否赢的游戏
        ret = IsWin(board, ROW, COL);
        if (ret != 'c')
            break;
        //电脑下棋
        ComputerMove(board, ROW, COL);
        DisplayBoard(board, ROW, COL);
        //判断电脑是否赢的游戏
        ret = IsWin(board, ROW, COL);
        if (ret != 'c')
            break;
    }
    if (ret == '*')
    {
        printf("玩家赢了\n");
    }
    else if (ret == '#')
    {
        printf("电脑赢了\n");
    }
    else
    {
        printf("平局\n");
    }
    DisplayBoard(board, ROW, COL);
}
int main()
{
    int input = 0;
    srand((unsigned int)time(NULL));
    do {
        menu();
        printf("请选择：>");
        scanf("%d", &input);
        switch (input)
        {
        case 1:
            game();
            break;
        case 2:
            printf("退出游戏！\n");
            break;
        default:
            printf("选择错误！\n");
            break;
        }
    } while (1);
    return 0;
}

#define _CRT_SECURE_NO_WARNINGS 1
#include"game.h"
 
// 初始化棋盘
void InitBoard(char board[ROW][COL], int row, int col)
{
    int i = 0;
    int j = 0;
    for (i = 0; i < row; i++)
    {
        for (j = 0; j < col; j++)
        {
            board[i][j] = ' ';
        }
    }
}
 
//  打印棋盘
void DisplayBoard(char board[ROW][COL], int row, int col)
{
    int i = 0;
    int j = 0;
    for (i = 0; i < row; i++)
    {
        for (j = 0; j < col; j++)
        {
            printf(" %c ", board[i][j]);
            if (j < col - 1)
                printf("|");
        }
        printf("\n");
        //分割行
        if (i < row - 1)
        {
            for (j = 0; j < col; j++)
            {
                  printf("---");
 
                if (j < col - 1)
                printf("|");
            }
        }
        printf("\n");
    }
}
 
//  玩家走
void PlayerMove(char board[ROW][COL], int row, int col)
{
    int x = 0;
    int y = 0;
 
    printf("玩家走：>\n");
    while (1)
    {
        printf("请输入下棋的坐标:>\n");
        scanf("%d %d", &x, &y);
        //判断坐标的合法
        if (x >= 1 && x <= row && y >= 1 && y <= col)
        {
            //下棋
            //坐标是否被占用
            if (board[x - 1][y - 1] == ' ')
            {
                board[x - 1][y - 1] = '*';
                break;
            }
            else
            {
                printf("坐标被占用，请重新输入\n");
            }
        }
        else
        {
            printf("坐标非法，请重新输入\n");
        }
    }
}
 
//  电脑走
void ComputerMove(char board[ROW][COL], int row, int col)
{
    printf("电脑走：>\n");
 
    while (1)
    {
        int x = rand() % row;//0-2
        int y = rand() % col;//0-2
        //判断坐标被占用
        if (board[x][y] == ' ')
        {
            board[x][y] = '#';
            break;
        }
    }
}
 
 
// 判满
int IsFull(char board[ROW][COL], int row, int col)
{
    int i = 0;
    int j = 0;
    for (i = 0; i < row; i++)
    {
        for (j = 0; j < col; j++)
        {
            if (board[i][j] == ' ')
                return 0;  //棋盘没满，还有空格
        }
    }
 
    return 1;  //棋盘满了
}
 
// 判断输赢
char IsWin(char board[ROW][COL], int row, int col)
{
    int i = 0;
    //判断三行
    for (i = 0; i < row; i++)
    {
        if (board[i][0] == board[i][1] && board[i][1] == board[i][2] && board[i][1] != ' ')
        {
            return board[i][1];
        }
    }
 
    //判断三列
    for (i = 0; i < col; i++)
    {
        if (board[0][i] == board[1][i] && board[1][i] == board[2][i] && board[1][i] != ' ')
        {
            return board[1][i];
        }
    }
 
    //判断对角线
    if (board[0][0] == board[1][1] && board[1][1] == board[2][2] && board[1][1] != ' ')
    {
        return board[1][1];
    }
    if (board[0][2] == board[1][1] && board[1][1] == board[2][0] && board[1][1] != ' ')
    {
        return board[1][1];
    }
 
    //判断平局
    int ret = IsFull(board, row, col);
    if (ret == 1)
    {
        return 'Q';
    }
    //继续
    else
        return 'c';
}