三子棋实战

QQ图片20220531150559.png

主程序

#include "game.H"


void game()
{
    char board[row][col];
    //初始化棋盘
    Initboard(board, row, col);
    //打印棋盘
    DisplayBoard(board, row, col);
    char ret = ' ';
    while (1)
    {
        //玩家走
        PlayMove(board, row, col);
        DisplayBoard(board, row, col);
        //玩家赢返回*，电脑赢返回#，平局返回e，继续返回c
        ret = IsWin(board, row, col);
        if (ret != 'c')
            break;
            

        //电脑走
        ComMove(board, row, col);
        DisplayBoard(board, row, col);
        ret = IsWin(board, row, col);
        if (ret != 'c')
            break;
    }
    if (ret == '*')
    {
        printf("玩家胜出\n");
    }
    if (ret == '#')
    {
        printf("电脑胜出\n");
    }
    if (ret == 'e')
        printf("平局\n");
    DisplayBoard(board, row, col);
}

int main()
{
    srand((unsigned int)time(NULL));
    int input = 0;
    do
    {
        menu();
        printf("请选择>");
        scanf("%d", &input);
        switch (input)
        {
        case 0:
            printf("退出游戏\n");
            break;
        case 1:
            printf("开始游戏\n");
            game();
            break;
        default:
            printf("请重新选择\n");
            break;
        }

    } while (input);
}

头文件

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

#define row 3
#define col 3

//声明函数
void menu();

//初始化棋盘
void Initboard(char board[row][col], int r, int c);

//打印棋盘
void DisplayBoard(char board[row][col], int r, int c);

//玩家移动
void PlayMove(char board[][col], int r, int c);

//电脑移动
void ComMove(char board[][col], int r, int c);

//判断是电脑还是玩家赢
char IsWin(char board[][col], int r, int c);

函数封装文件

#include "game.h"
void menu()
{
    printf("******************************\n");
    printf("**********  1.start **********\n");
    printf("**********  0.end   **********\n");
    printf("******************************\n");
}

void Initboard(char board[row][col], int r, int c) 
{
    int i = 0;
    int j = 0;
    for (i = 0; i < r; i++)
    {
        for (j = 0; j < c; j++)
        {
             board[i][j] = ' ';
        }
    }
}

void DisplayBoard(char board[row][col], int r, int c)
{
    int i = 0;
    for (i = 0;i < row;i++)
    {
        int j = 0;
        for (j = 0;j < col;j++)
        {
            printf(" %c ", board[i][j]);
            if (j < col - 1)
                printf("|");
        }   
        printf("\n");
        if (i < row - 1)
        {
            int j = 0;
            for (j = 0;j < col;j++)
            {
                printf("---");
                if (j < col - 1)
                    printf("|");
            }
            printf("\n");
        }
    }
}



void PlayMove(char board[row][col], int r, int c)
{
    int x = 0;
    int y = 0;
    while (1)
    {
        printf("请玩家下棋>\n");
        scanf("%d %d", &x, &y);
        if (x >= 1 && x <= row && y >= 1 && y <= col)
        {
            if (board[x - 1][y - 1] == ' ')
            {
                board[x - 1][y - 1] = '*';
                break;
            }
            else
            {
                printf("坐标已被占用,请重新输入\n");
            }
    
        }
        else
        {
            printf("非法坐标,请重新输入\n");
        }
    }
}

void ComMove(char board[row][col], int r, int c)
{
    printf("电脑下\n");
    while (1)
    {
        int x = rand() % row;
        int y = rand() % col;
        if (board[x][y] == ' ')
        {
            board[x][y] = '#';
            break;
        }
    }
}

int IsFull(char board[row][col], int r, int c)
{
    int i = 0;
    int j = 0;
    for (i = 0;i < r;i++)
    {
        for (j = 0;j < c;j++)
        {
            if (board[i][j] == ' ')
                return 0;
        }
    }
    return 1;
}

//判断谁赢
char IsWin(char board[][col], int r, int c)
{
    int i = 0;
    //判断三行
    for (i = 0;i < r;i++)
    {
        if (board[i][0] == board[i][1] && board[i][1] == board[i][2] && board[i][0] != ' ')
            return board[i][0];
    }
    //判断三列
    for (i = 0;i < c;i++)
    {
        if (board[0][i] == board[1][i] && board[1][i] == board[2][i] && board[0][i] != ' ')
            return board[0][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,棋盘满了返回1
    int ret = IsFull(board, r, c);
    if (ret == 1)
        return 'e';
    //继续
    return 'c';
}