三子棋

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

#define MAX_ROW 3
#define MAX_COL 3
//三子棋
//1.建立3*3棋盘并初始化
//2.显示棋盘
//3.玩家落子(输入坐标)
//4.判断胜负
//5.电脑落子(随机落子)
//6.判断胜负
//回到2继续执行
int menu(){
    printf("-----------------\n");
    printf("1.开始游戏\n");
    printf("0.结束游戏\n");
    printf("-----------------\n");
    printf("请输入你的选择:");
    int choice = 0;
    scanf("%d", &choice);
    return choice;
}

void init(char  chessBoard[MAX_ROW][MAX_COL]){
//把数组中的每个元素都设为空格
    for (int row = 0; row < MAX_ROW; row++){
        for (int col = 0; col < MAX_COL; col++){
            chessBoard[row][col] = ' ';

        }
    }
}

void printChessBoard(char  chessBoard[MAX_ROW][MAX_COL]){
    printf("+---+---+---+\n");
    for (int row = 0; row < MAX_ROW; row++){
        printf("| %c | %c | %c |\n", chessBoard[row][0],
            chessBoard[row][1], chessBoard[row][2]);
        printf("+---+---+---+\n");
    }
}

void playerMove(char  chessBoard[MAX_ROW][MAX_COL]){
    while (1){
    printf("请输入坐标:(row col):");
    int row = 0;
    int col = 0;
    scanf("%d %d", &row, &col);
//验证玩家输入是否有误
    if (row < 0 || row >= MAX_ROW ||
        col < 0 || col >= MAX_COL){
        printf("你的输入有误,请重新输入\n");
        continue;
    }
    //验证玩家落子处有没有子
    if (chessBoard[row][col] != ' '){
        printf("你的坐标有子了,重新输入\n");
        continue;
    }
    //真正落子
    chessBoard[row][col] = 'x';
    break;
    }
}

void computerMove(char  chessBoard[MAX_ROW][MAX_COL]){
    
    while(1){
    int row = rand() % MAX_ROW;
    int col = rand() % MAX_COL;
    if (chessBoard[row][col] != ' '){
        //保证随机数下的地方无子
        continue;
    }
    chessBoard[row][col] = 'o';
    break;
    }

}

int isFull(char  chessBoard[MAX_ROW][MAX_COL]){
    //找空格,找到了就是满了
    for(int row = 0; row < MAX_ROW; row++){
        for (int col = 0; col < MAX_COL; col++){
            if (chessBoard[row][col] == ' '){
                return 0;
            }
        }
    }
    return 1;
}
//返回'x' 玩家获胜
//返回'o' 电脑获胜
//返回' ' 继续下棋
//返回'q' 和棋
char isWin(char  chessBoard[MAX_ROW][MAX_COL]){
    //判断所有行
    for (int row = 0; row < MAX_ROW; row++){
        //先使元素都不为空格
        if (chessBoard[row][0] != ' '
            &&chessBoard[row][0] == chessBoard[row][1]
            && chessBoard[row][0] == chessBoard[row][2])
            return chessBoard[row][0];
    }
    //判断所有列
    for (int col = 0; col < MAX_COL; col++){
        if (chessBoard[0][col] != ' '
            &&chessBoard[0][col] == chessBoard[1][col]
            && chessBoard[0][col] == chessBoard[2][col])
            return chessBoard[0][col];
    }
    //判断对角线
    if (chessBoard[0][0] != ' '
        &&chessBoard[0][0] == chessBoard[1][1]
        && chessBoard[0][0] == chessBoard[2][2]){
        return chessBoard[0][0];
    }
    if (chessBoard[2][0] != ' '
        &&chessBoard[2][0] == chessBoard[1][1]
        && chessBoard[2][0] == chessBoard[0][2]){
        return chessBoard[2][0];
    }
    //判断是否和棋,是否有剩余空间
    if (isFull(chessBoard)){
        return 'q';
    }
    return ' ';
}
    void game(){
    //1.建立3*3棋盘并初始化
    char  chessBoard[MAX_ROW][MAX_COL] = { 0 };
    //创建一个函数, 把每一个元素都初始化为'空格'
    init(chessBoard);
    char winner = ' ';
    while (1){
        //2.显示棋盘
        printChessBoard(chessBoard);
        //3.玩家落子(输入坐标)
        playerMove(chessBoard);
        //4.判断胜负
        winner = isWin(chessBoard);
        if (winner != ' '){
            break;
        }
        //5.电脑落子(随机落子)
        computerMove(chessBoard);
        //6.判断胜负
        winner = isWin(chessBoard);
        if (winner != ' '){
            break;
        }
    }
    //打印最后一次的结果
    printChessBoard(chessBoard);
    if (winner == 'x'){
        printf("恭喜你,你赢了\n");
    }
    else if (winner == 'o'){
        printf("很遗憾,你连人工智障都下不过\n");
    }
    else{
        printf("很遗憾,你和人工智障五五开\n");
    }
}
int main(){
    //随机种子
    srand((unsigned int)time(0));
    /*打印菜单*/
    while (1){
        int choice = menu();
        if (choice == 1){
            game();
        }
        else if (choice == 0){
            printf("游戏结束,拜拜\n");
            break;
        }
        }
    system("pause");
    return 0;
}