#define _CRT_SECURE_NO_WARNINGS
#define MAX_ROW 3
#define MAX_COL 3
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
void init(char chessBoard[MAX_ROW][MAX_COL]) {
	for (int row = 0; row < MAX_ROW; row++) {
		for (int col = 0; col < MAX_COL; col++) {
			chessBoard[row][col] = ' ';
		}
	}
}
void print_chessBoard(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) {
		int row = 0;
		int col = 0;
		printf("请输入坐标（row col）：");
		scanf("%d %d", &row, &col);
		if (row < 0 || row >= MAX_ROW || col < 0 || col >= MAX_COL) {
			printf("您的坐标不在合法范围内 [0, 2],请重新输入：\n");
			continue;
		}
		if (chessBoard[row][col] != ' ') {
			printf("您的坐标位置已经有子了!\n");
			continue;
		}
		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] != ' ') {
			continue;
		}
		chessBoard[row][col] = 'o';
		break;
	}
}
int isFull(char chessBoard[MAX_ROW][MAX_COL]) {
	for (int row = 0; row < MAX_ROW; row++) {
		for (int col = 0; col < MAX_COL; col++) {
			if (chessBoard[row][col] == ' ') {
				return 0;
			}

		}
	}
	return 1;
}
char isWin(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[2][0] != ' '
		&& chessBoard[2][0] == chessBoard[1][1]
		&& chessBoard[2][0] == chessBoard[0][2]) {
		return chessBoard[2][0];
	}
	if (isFull(chessBoard)) {
		return 'q';
	}
	return ' ';
}
void game() {
	char chessBoard[MAX_ROW][MAX_COL] = { 0 };
	init(chessBoard);
	char winner = ' ';
	while (1) {
		system("cls");
		print_chessBoard(chessBoard);
		playerMove(chessBoard);
		winner = isWin(chessBoard);
		if (winner != ' ') {
			break;
		}
		computerMove(chessBoard);
		winner = isWin(chessBoard);
		if (winner != ' ') {
			break;
		}
	}
	print_chessBoard(chessBoard);
	if (winner == 'x') {
		printf("恭喜您, 您赢了!\n");
	}
	else if (winner == 'o') {
		printf("哈哈，您连人工智障都下不过!\n");
	}
	else {
		printf("您只能和人工智障打平手!!\n");
	}
}

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;
}
int main()
{
	srand((unsigned int)time(0));
	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;
}