#define  _CRT_SECURE_NO_WARNINGS 1
#include"game.h"
void menu()
{
  printf("*********************\n");
  printf("***  1.play     *****\n");
  printf("***  0.eixt     *****\n");
  printf("*********************\n");
}
void game()
{
  //存储数据的二维数组
  char board[ROW][COL];
  //初始化为space
  intiboard(board, ROW, COL);
  //打印棋盘
  printboard(board,ROW,COL);
  char ret = 0;
  while (1)
  {
    //玩家下棋
    player(board, ROW, COL);
    printboard(board, ROW, COL);
    ret = judge(board, ROW, COL);
    if (ret != 'c')
    {
      break;
    }
    //电脑下棋
    computer(board, ROW, COL);
    printboard(board, ROW, COL);
    ret = judge(board, ROW, COL);
    if (ret != 'c')
    {
      break;
    }
  }
  if ('*' == ret) //单引号里面别加空格
  {
    printf("玩家赢了\n");
  }
  else if ('#' == ret)
  {
    printf("电脑赢了\n");
  }
  else 
  {
    printf("平局\n");
  }
}
//printboard(board, ROW, COL);
// 玩家赢 *
//电脑赢  #
//打平    e
//继续    c
void test()
{
  int input = 0;
  srand((unsigned int)time(NULL));
  do
  {
    menu();
    printf("请输入\n");
    scanf("%d", &input);
    switch (input)
    {
    case 1:
      printf("三子棋\n"); 
      game();
      break;
    case 0:
      printf("退出游戏\n");
      break;
    default:
      printf("输入错误，请重新输入\n");
      break;
    }
  } while (input);
}
int main()
{
  test();
  return 0;
}

#define  _CRT_SECURE_NO_WARNINGS 1
#include"game.h"
void intiboard(char board[ROW][COL], int row, int col)
{
  int i = 0;
  for (i = 0; i < row; i++)
  {
    int j = 0;
    for (j = 0; j < col; j++)
    {
      board[i][j] = ' ';
    }
  }
}
//void printboard(char board[ROW][COL], int row, int col)
//{
//  int i = 0;
//  for (i = 0; i < row; i++)
//  {
//    
//    printf(" %c | %c | %c \n", board[i][0], board[i][1], board[i][2]);
//    if (i < row -1)
//    printf("---|---|---\n");
//    
//  }
//
//}
void printboard(char board[ROW][COL], int row, int col)
{
  int j = 0;
  int i = 0;
  for (i = 0; i < row; i++)
  {
    for (j = 0; j < col; j++)
    {
      printf(" %c ", board[i][j]);
      if (j < col - 1)
      printf("|");
    }
    printf("\n");
    for (j = 0; j < col; j++)
    {
      if (i < row - 1)
      {
        printf("---");
        if (j < col - 1)
          printf("|");
      }
    }
    printf("\n");
  } 
}
void player(char board[ROW][COL], int row, int col)
{
  int x = 0;
  int y = 0;
  while (1)
  {
    printf("请输入你要下的坐标");
    scanf("%d %d", &x, &y);
    //判断坐标合法性
    if (1 <= x && x <= ROW && 1 <= y && y <= COL)
    {
      if (board[x - 1][y - 1] == ' ')
      {
        board[x - 1][y - 1] = '*';
        break;
      }
      else
      {
        printf("坐标被占用请重新输入\n");
      }
    }
    else
    {
      printf("输入错误请重新输入\n");
    }
  }
}
void computer(char board[ROW][COL], int row, int col)
{
  int x = 0;
  int y = 0;
  while (1)
  {
    x = rand() % row;
    y = rand() % col;
    if (board[x][y] == ' ')
    {
      board[x][y] = '#';
      break;
    }
  }
}
int  is_full(char board[ROW][COL], int row, int col)
{
  int i = 0;
  int j = 0;
  for (i = 0; i < row; i++)
  {
    for (j = 0; j < col; j++)
    {
      if (board[i][j] == ' ')
      {
        return 0 ; //没有满
      }
    }
  }
  return 1; //满了
}
char judge(char board[ROW][COL], int row, int col)
{
  int i = 0;
  for (i = 0; i < row; i++)
  {
    if (board[i][0] == board[i][1] && board[i][1] == board[i][2] &&
      board[i][1]!=' ')
    {
      return board[i][0];
    }
  }
  int j = 0;
  for (j = 0; j < col; j++)
  {
    if (board[0][j] == board[1][j] && board[1][j] == board[2][j]
      && board[0][j] != ' ')
    {
      return board[0][j];
    }
  }
    //对角线
  //3x3版本
  /*if (board[0][0] == board[1][1] && board[1][1] == board[2][2] && board[0][0]
    !=' ')
  {
    return board[0][0];
  }
   if (board[2][0] == board[1][1] && board[1][1] == board[0][2]
    && board[1][1]!= ' ')
  {
    return board[1][1];
  } */
  //5x5版本  / 与 \
  for (i = 0; i < row; i++)
  {
    for (j = 0; j < col; j++)
    {
      if (i < row - 2 && j < col - 2)
      {
        if (board[i][j] == board[i + 1][j + 1] && board[i + 1][j + 1] == board[i + 2][j + 2] &&
          board[i][j] != ' ')
          return board[i][j];
      }
      if (j > 1 && i < row - 2)
      {
        if (board[i][j] == board[i - 1][j - 1] && board[i - 1][j - 1] == board[i - 2][j - 2]
          && board[i][j] != ' ')
          return board[i][j];
      }
    }
  }
  if (1 == is_full(board, row, col))
  {
    return 'e';  //满了 //平局
  } 
  return 'c';
}

#pragma once
#define ROW 5
#define COL 5
#include<stdio.h>
#include<stdlib.h>
#include<time.h>
//初始化
void intiboard (char board[ROW][COL],int row, int col);
//打印棋盘
void printboard(char board[ROW][COL], int row, int col);
//玩家下棋
void player(char board[ROW][COL], int row, int col);
//电脑下棋
void computer(char board[ROW][COL],int row, int col);
//判断输赢
char judge(char board[ROW][COL],int row, int col);