井字棋游戏-玩家与电脑

开始游戏后，用户可以选择先下或者后下，当下完一局后，用户可以选择玩或者不玩。

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

#define MAX_ROW 3
#define MAX_COL 3

void init(char chess[MAX_ROW][MAX_COL]) {
    for (int row = 0; row < MAX_ROW; row++) {
        for (int col = 0; col < MAX_COL; col++) {
            chess[row][col] = ' ';
        }
    }
}

void print(char chess[MAX_ROW][MAX_COL]) {
    printf("+---+---+---+\n");
    for (int row = 0; row < MAX_ROW; row++) {
        printf("|");
        for (int col = 0; col < MAX_COL; col++) {
            printf(" %c |", chess[row][col]);
        }
        printf("\n+---+---+---+\n");
    }
}


void print_chessBoard(char chessBoard[MAX_ROW][MAX_COL]) {
    for (int row = 0; row < MAX_ROW; row++) {
        for (int col = 0; col < MAX_COL; col++) {
            printf("%c", chessBoard[row][col]);
        }
        printf("\n");
    }

}


void plearMove(char chessBoard[MAX_ROW][MAX_COL]) {
    printf("玩家落子...\n");
    while (1) {
        printf("请输入坐标(row col): ");
        int row = 0;
        int col = 0;
        scanf("%d %d", &row, &col);
        if (row < 0 || row >= MAX_ROW || col < 0 || col >= MAX_COL) {
            printf("您的输入有误，请重新输入\n");
            continue;
        }
        if (chessBoard[row][col] != ' ') {
            printf("您输入的位置有子了，请重新输入\n");
            continue;
        }
        chessBoard[row][col] = 'x';
        break;
    }
}

void computerMove(char chessBoard[MAX_ROW][MAX_COL]) {
    srand((unsigned int)time(0));
    while (1) {
        int row = rand() % MAX_ROW;
        int col = rand() % MAX_COL;
        if (chessBoard[row][col] != ' ') {
            continue;
        }
        chessBoard[row][col] = 'o';
        break;
    }

}

char isFull(char chessBoard[MAX_ROW][MAX_COL]) {
    for (int row = 0; row < MAX_ROW; row++) {
        for (int col = 0; col < MAX_ROW; col++) {
            if (chessBoard[row][col] == ' ') {
                return 0;
            }
        }
    }
    return 1;
}


char isGameOver(char chessBoard[MAX_ROW][MAX_COL]) {
    for (int row = 0; row < MAX_ROW; row++) {
        if (chessBoard[row][0] != ' '
            && chessBoard[row][0] == chessBoard[row][1]
            && chessBoard[row][0] == chessBoard[row][2]) {
            return chessBoard[row][0];
        }
    }
    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];
        }
    }
    if (chessBoard[0][0] != ' '
        && chessBoard[0][0] == chessBoard[1][1]
        && chessBoard[0][0] == chessBoard[2][2]) {
        return chessBoard[0][0];
    }
    if (chessBoard[0][2] != ' '
        && chessBoard[0][2] == chessBoard[1][1]
        && chessBoard[0][2] == chessBoard[2][0]) {
        return chessBoard[0][2];
    }
    if (isFull(chessBoard)) {
        return 'q';
    }
    return ' ';
}

int menu() {
    printf("--------------------------\n");
    printf("--------1.开始游戏--------\n");
    printf("--------0.退出游戏--------\n");
    printf("--------------------------\n");
    int choice = 0;
    printf("请输入你的选择：");
    scanf("%d", &choice);
    return choice;
}

void game() {
    char chessBoard[MAX_ROW][MAX_COL];
    //初始化棋盘
    init(chessBoard);
    char winner = ' ';
    while (1) {
        //打印棋盘
        system("cls");
        print(chessBoard);
        //玩家落子
        plearMove(chessBoard);
        //判定胜负
        winner = isGameOver(chessBoard);
        if (winner != ' ') {
            break;
        }
        //电脑落子
        computerMove(chessBoard);
        winner = isGameOver(chessBoard);
        if (winner != ' ') {
            break;
        }
    }
    system("cls");
    print(chessBoard);
    if (winner == 'x') {
        printf("你赢了\n");
    }
    else if (winner == 'o') {
        printf("你输了\n");
    }
    else {
        printf("合了\n");
    }

}

int main() {
    
    while (1) {
        int choice = menu();
        if (choice == 1) {
            game();
        }
        else if (choice == 0) {
            printf("退出游戏,GOODBYE!!!!!\n");
            break;
        }
        else {
            printf("输入错误！请重新输入！\n");
            continue;
        }
    }
    system("pause");
    return 0;
}

• 关于该问题，我找了一篇非常好的博客，你可以看看是否有帮助，链接：【井字棋】

哪一步不会？

C语言实现“井字棋”游戏（三子棋）人机对弈
https://blog.csdn.net/qq_58284486/article/details/122270775

一眼xjtlu 不过我是不会选择先下和后下。。