【c语言】三子棋

头文件

#ifndef __GAME_H__
#define __GAME_H__


#include<stdio.h>
#include<string.h>
#include<time.h>
#include<stdlib.h>




#define ROW 3
#define COL 3



void  init_board(char  board[ROW][COL], int  row, int  col);
void  print_board(char  board[ROW][COL], int  row, int  col);
void  player_move(char  board[ROW][COL], int  row, int  col);
void  computer_move(char  board[ROW][COL], int  row, int  col);
char  is_win(char   board[ROW][COL], int  row, int  col);



enum KEY
{

    START,
    EXIT

};


#endif

game.c

#include "game.h"  
void  init_board(char  board[ROW][COL], int  row, int  col)
{
    memset(board, ' ', row*col*sizeof(board[0][0]));
}
void  print_board(char  board[ROW][COL], int  row, int  col)
{
    int i = 0;
    for (i = 0; i < row; i++)
    {
        printf(" %c | %c |  %c \n", board[i][0], board[i][1], board[i][2]);
        if (i != 2)
            printf("---|---|---\n");

    }
}
void  player_move(char board[ROW][COL], int row, int col)
{
    int q = 0;
    int w = 0;
    printf("请您下子：\n");
    while (1)
    {
        scanf_s("%d%d", &q, &w);
        if (((q> 0) && (q <= row)) && ((w > 0) && (w <= col)))
        {
            if (board[ q-1][w-1 ] == ' ')
            {
                board[q-1 ][w-1 ] = 'a';//玩家落子  
                break;
            }
            else
            {
                printf("该子已被占用不可以在此下子：\n");
            }
        }
        else
        {
            printf("输入错误请重新输入\n");
        }
    }
}
void computer_move(char board[ROW][COL], int row, int col)
{
    int x = 0;
    int y = 0;
    while (1)
    {
        x = rand() % row;
        y = rand() % col;
        if (board[x][y] == ' ')
        {
            board[x][y] = 'b';
            break;
        }
    }

}
static  is_full(char board[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 (board[i][j] == ' ')
                return 0;
        }
    }
    return 1;
}
char is_win(char board[ROW][COL], int row, int col)
{
    int i = 0;
    int j = 0;
    for (i = 0; i < row; i++)
    {
        if ((board[i][0] == board[i][1]) && (board[i][1] == board[i][2]) && (board[i][2] != ' '))
        {
            return  board[i][0];
        }
    }
    for (j = 0; j < col; j++)
    {
        if ((board[0][j] == board[1][j]) && (board[1][j] == board[2][j]) && (board[2][j] != ' '))
        {
            return  board[0][j];
        }
    }
    if ((board[0][0] == board[1][1]) && (board[1][1] == board[2][2]) && (board[2][2] != ' '))
    {
        return board[0][0];
    }
    else if ((board[0][2] == board[1][1]) && (board[1][1] == board[2][0]) && (board[1][1] != ' '))
    {
        return board[0][2];
    }
    else if (1 == is_full(board, ROW, COL))
    {
        return 'c';
    }
    else
        return ' ';
}

test.c

#include"game.h"
void  menu()
{
    printf("*****三子棋游戏*****\n");
    printf("*****   0.START*****\n");
    printf("*****   1. EXIT*****\n");
    printf("********************\n");
}
void game()
{
    char ret;
    char board[ROW][COL];
    init_board(board, ROW, COL);
    print_board(board, ROW, COL);
    while (1)
    {
        printf("玩家走：\n");
        player_move(board, ROW, COL);
        print_board(board, ROW, COL);
        ret = is_win(board, ROW, COL);
        if (ret != ' ')
            break;
        printf("电脑走：\n");
        computer_move(board, ROW, COL);
        print_board(board, ROW, COL);
        ret = is_win(board, ROW, COL);
        if (ret != ' ')
            break;
    }
    if (ret == 'a')
    {
        printf(" 哈哈你比电脑还厉害哦!\n");
    }
    else if (ret == 'b')
    {
        printf("嘿嘿电脑比你略胜一筹!\n");
    }
    else if (ret == 'c')
    {
        printf("哇，你和电脑都好厉害哇\n");
    }
}
int  main()
{
    int i = 0;
    srand((unsigned)time(NULL));
    do
    {
        int i;
        menu();
        printf("请选择:");
        scanf_s("%d", &i);
        switch (i)
        {
        case 0:
            game();
            break;
        case 1:
            printf("游戏退出\n");
            break;
        default:
            printf("选择错误，请重新输入!\n");
            break;
        }
    } while (1);
    system("pause");
    return 0;


}