#define _CRT_SECURE_NO_WARNINGS 1#include<stdio.h>#include<stdlib.h>#include<time.h>#define ROW 3#define COL 3void init_board(char arr[ROW][COL]){  int i=0;  int j=0;  for (i = 0; i < ROW; i++)  {    for (j = 0; j < COL; j++)    {      arr[i][j] = ' ';    }  }}void display_board(char arr[ROW][COL]){  int i = 0;  for (i = 0; i < ROW; i++)  {    printf(" %c|%c |%c/n", arr[i][0], arr[i][1], arr[i][2]);    if (i < 2)    {      printf("--|--|--");    }    printf("/n");  }}void player_chess(char arr[ROW][COL]){  int x = 0;  int y = 0;  while (1)  {    printf("請輸入你所要下棋的方位：");    scanf("%d%d", &x, &y);    x--;    y--;    if (arr[x][y] == ' ')    {      arr[x][y] = '#';      break;    }    else    {      printf("這個位置已經被占，請重新下棋。/n");      continue;    }  }}void computer_chess(char arr[ROW][COL]){  srand((unsigned)time(NULL));  while (1)  {    int x = 0;    int y = 0;    srand((unsigned)time(NULL));    x = rand() % 3;    y = rand() % 3;    if (arr[x][y] == ' ')    {      arr[x][y] = '@';      break;    }    else    {      if (check_full(arr) == 0)      {        continue;      }      else      {        break;      }    }  }}int check_full(char arr[ROW][COL]){  int i = 0;  int j = 0;  for (i = 0; i < ROW; i++)  {    for (j = 0; j < COL; j++)    {      if (arr[i][j] == ' ')      {        return 0;      }    }  }  return 1;}char check_win(char arr[ROW][COL]){  int i = 0;  int ret = 0;  for (i = 0; i < ROW; i++)  {    if ((arr[i][0] == arr[i][1]) && (arr[i][2] == arr[i][1]))    {      return arr[i][0];    }  }  for (i = 0; i < COL; i++)  {    if ((arr[0][i] == arr[1][i]) && (arr[2][i] == arr[1][i]))    {      return arr[0][i];    }  }  if ((arr[0][0] == arr[1][1]) && (arr[1][1] == arr[2][2]))  {    return arr[0][0];  }  if ((arr[0][2] == arr[1][1]) && (arr[1][1] == arr[2][0]))  {    return arr[2][0];  }  ret = check_full(arr);  if (ret == 1)  {    return 'q';  }  return ' ';}int main(){  char arr[ROW][COL] = { 0 };  int input = 1;  while (input)  {    printf("請選擇是否開始游戲：");    printf("1:繼續游戲，0：結束游戲");    scanf("%d", &input);    switch (input)    {    case 1:{      char ret = 0;      init_board(arr);      do      {        display_board(arr);        player_chess(arr);        display_board(arr);        if (check_win(arr) != ' ')        {          ret = check_win(arr);          break;        }        computer_chess(arr);        ret = check_win(arr);      } while (ret == ' ');      display_board(arr);      if (ret == '#')      {        printf("玩家贏的游戲/n");      }      else if (ret == '@')      {        printf("電腦贏的游戲/n");      }      else if (ret == 'q')      {        printf("游戲平局/n");      }    }      break;    case 0:      break;    }  }  system("pause");  return 0;}