C语 三子棋小游戏

#include <stdio.h>
#include <Windows.h>
#include<time.h>
#define row 3
#define list 3

void init_Board(char board[row][list])    //对二维数组元素全部赋值为   “ ” 
{
    memset(board,' ',row*list*sizeof(char));
}

void display_Board(char board[row][list])//画出棋谱 
{
    system("cls");
    int i = 0;
    for (i = 0; i < row; i++)
    {   
        printf("     %c |%c | %c
", board[i][0], board[i][1], board[i][2]);
        if (i != 2){
            printf("     --|--|--
");
        }        
    }
    printf("(Ｘ代表玩家，0代表电脑)
") ;
}

void man_Play(char board[row][list]) //玩家下“子” 
{
    int i = 0;
    int j = 0;
    flag:
       printf("选择一个坐标：
");
    scanf("%d", &i);
    if (i > 3 || i <1)
    {
        printf("横坐标越界，重输：
");
        goto flag;
    }
    scanf("%d", &j);
    if (j > 3 || j <1)
    {
        printf("纵坐标越界，重输：
");
        goto flag;
    }
    if (board[i-1][j-1] == ' ')
    board[i-1][j-1]='X';
    else
    {
        printf("所选位置已被下过，请重新输入
");
        goto flag;
    }
}

char is_Win(char board[row][list])
{
    int i = 0;
    int j = 0;
    for (i = 0; i < row; i++)
    {
        if ((board[i][0] == board[i][1]) && (board[i][0] == board[i][2]))
            return board[i][0];
    }
    for (j = 0; j < row; j++)
    {
        if ((board[0][j] == board[1][j]) &&( board[0][j] == board[2][j]))
            return board[0][j];
    }
    if ((board[0][0] == board[1][1]) && (board[1][1] == board[2][2]))
        return board[1][1];
    if ((board[0][2] == board[1][1]) && (board[1][1] == board[2][0]))
        return board[1][1];
    return ' ';
}
void computer_Play(char board[row][list])  //电脑下“子” 
{
    int i = 0;
    int j = 0;
    while (1)
    {
        srand((int)time(0));//设置随机种子 
        i = rand() % 3;       //产生随机数 
        j = rand() % 3;
        if (board[i][j] == ' ')
        {
            board[i][j] = '0';
            break;
        }
    }
}

int is_Full(char board[row][list]) 
{
    int i = 0;
    int j = 0;
    int count = 0;
    for (i = 0; i < row;i++)
    for (j = 0; j < list; j++)
    {
        if (board[i][j] == ' ')
            count++;
    }
    return count;
}

int main()
{
    char board[row][list];
    init_Board(board);
    display_Board(board);
    while (1)
    {
        if ((is_Full(board) > 0))
        {
            man_Play(board);
            display_Board(board);
            printf("
");
            if (is_Win(board) == 'X')
            {
                printf("玩家胜
");
                break;
            }
        }
        else
        {
            printf("平局！"); 
            break;
        }
        if ((is_Full(board) >0))
        {
            computer_Play(board);
            display_Board(board);
            printf("
");
            if (is_Win(board) == 48)
            {
                printf("电脑胜
");
                break;
            }
        }
        else
        {
            printf("平局！");
            break;
        }
    }
    printf("游戏结束!
");
    system("pause");
    return 0;
}