用c语言实现三子棋

  1 game.c://实现三子棋的.c文件
#define _CRT_SECURE_NO_WARNINGS
#include"game.h"

void init_board(char arr[ROW][COL], int row, int col)//实现数组的初始化
{
    int i = 0;
    int j = 0;
    for (i = 0; i < row; i++)
    {
        for (j = 0; j < col; j++)
        {
            arr[i][j] = ' ';
        }
    }
}
void display_board(char arr[ROW][COL], int row, int col)//打印棋盘函数
{
    int i = 0;
    for (i = 0; i < row; i++)
    {
        int j = 0;
        for (j = 0; j < col; j++)
        {
            printf(" %c ",arr[i][j]);
            if (j < col - 1)
                printf("|");
        }
        printf("
");
        if (i < row - 1)
        {
            for (j = 0; j < col; j++)
            {
                printf("---");
                if (j < col - 1)
                printf("|");
            }
        }
        printf("
");
    }
}

void player_move(char arr[ROW][COL], int row, int col)//玩家下棋
{
    int x = 0;
    int y = 0;
    printf("玩家走
");
    while (1)
    {
        printf("请输入坐标：
");
        scanf("%d %d", &x, &y);
        if ((x >= 1 && x <= row) && (y >= 1 && y <= col))
        {
            if (arr[x - 1][y - 1] == ' ')
            {
                arr[x - 1][y - 1] = 'x';
                break;
            }
            else
            {
                printf("该坐标已被占用
");
            }
        }
        else
        {
            printf("坐标非法
");
        }
    }


}

void computer_move(char arr[ROW][COL], int row, int col)//电脑下棋（在这里是通过生成一个随机的二维坐标）
{
    int x = 0;
    int y = 0;
    printf("电脑走：
");
    while (1)
    {
        x = rand() % 3;
        y = rand() % 3;
        if (arr[x][y] == ' ')
        {
            arr[x][y] = '0';
            break;
        }
    }    
}

static int Isfull(char arr[ROW][COL], int row, int col)//判断二维数组arr[i][j]是否为' '，如果是，则返回0
{
    int i = 0;
    int j = 0;
    for (i = 0; i < row; i++)
    {
        for (j = 0; j < col; j++)
        {
            if (arr[i][j] == ' ')
                return 0;
        }
    }
    return 1;

}

char Iswin(char arr[ROW][COL], int row, int col)//判断输赢的函数
{

    int i = 0;
    for (i = 0; i < row; i++)
    {
        if ((arr[i][0] == arr[i][1]) && (arr[i][2] == arr[i][1])&&(arr[0][i])!=' ')
        {
            return arr[i][0];
        }
    }
    for (i = 0; i < col; i++)
    {
        if ((arr[0][i] == arr[1][i]) && (arr[1][i] == arr[2][i]) && (arr[i][0]) != ' ')
        {
            return arr[0][i];
        }
    }
    if (arr[0][0] == arr[1][1] && arr[1][1] == arr[2][2] && arr[2][2] != ' ')
    {
        return arr[1][1];
    }
    if (arr[2][0] == arr[1][1] && arr[1][1] == arr[0][2] && arr[0][2] != ' ')
    {
        return arr[1][1];
    }
    if (Isfull(arr,row,col))
    {
        return 'Q';
    }
    return ' ';

}
test.c:
#define _CRT_SECURE_NO_WARNINGS
#include"game.h"
void menu()
{
    printf("*********************************
");
    printf("********   欢迎来到三子棋   *******
");
    printf("********      1.play      *******
");
    printf("********      0.exit      *******
");
}
void game()
{
    char arr[ROW][COL] = { 0 };
    char ret = 0;
    init_board(arr, ROW, COL);
    display_board(arr, ROW, COL);
    while (1)
    {
        player_move(arr,ROW,COL);
        ret = Iswin(arr, ROW, COL);
        if (ret != ' ')
        {
            break;
        }
        display_board(arr, ROW, COL);
        computer_move(arr,ROW,COL);
        ret = Iswin(arr, ROW, COL);
        if (ret != ' ')
        {
            break;
        }
        display_board(arr, ROW, COL);
    }
    display_board(arr, ROW, COL);
    if (ret == 'x')
    {
        printf("玩家赢
");
    }
    else if (ret == '0')
    {
        printf("电脑赢
");
    }
    else if (ret == 'Q')
    {
        printf("平局
");
    }
}
void test()
{
    int input = 0;
    srand((unsigned int)time(NULL));
    do
    {
        printf("请输入你的选择（0/1）：
");
        scanf("%d", &input);
        switch (input)
        {
        case 1:
            game();
            break;
        case 0:
            printf("退出游戏
");
            break;
        default:
            printf("输入错误，请重新输入：
");
            break;
        }
    } while (input);
}
int main()
{
    menu();
    test();
    system("pause");
    return 0;
}
game.h:
#ifndef __GAME_H__
#define __GAME_H__
#pragma once
#define ROW 3
#define COL 3
#include<stdio.h>
#include<time.h>
#include<string.h>
#include<stdlib.h>
void init_board(char arr[ROW][COL], int row, int col);
void display_board(char arr[ROW][COL], int row, int col);
void player_move(char arr[ROW][COL], int row, int col);
void computer_move(char arr[ROW][COL], int row, int col);
char Iswin(char arr[ROW][COL], int row, int col);