头文件game.h
#pragma once
#define _CRT_SECURE_NO_WARNINGS 1
#include <time.h>
#include <stdio.h>
#include <stdlib.h>
#include <Windows.h>
#define ROW 3
#define COL 3
void InitBoard(char board[ROW][COL], int row, int col);
void DisplayBoard(char board[ROW][COL], int row, int col);
void RowPrint(int tmp_row);
char IsWin(char board[ROW][COL], int row, int col);
int* PlayerMove(char board[ROW][COL], int row, int col);
void ComputerRandomMove(char board[ROW][COL], int row, int col);
void ComputerNearMove(char board[ROW][COL], int row, int col, int index[]);
game.c
#define _CRT_SECURE_NO_WARNINGS 1
#include "game.h"
void InitBoard(char board[ROW][ROW], int row, int col)
{
int i = 0;
int j = 0;
for (i = 0; i < row; i++)
{
for (j = 0; j < col; j++)
{
board[i][j] = ' ';
}
}
}
static void RowPrint(int tmp_row)
{
while (tmp_row)
{
if(tmp_row == ROW)
printf(" ");
printf("-----");
if (tmp_row > 1)
printf("|");
tmp_row--;
}
}
void DisplayBoard(char board[ROW][ROW], int row, int col)
{
int tmp_row = row;
int tmp_col = col;
int i = 0;
int j = 0;
printf(" ");
for (i = 1; i <= tmp_col; i++)
printf(" %3d", i);
printf("\n");
for (i = 0; i < row; i++)
{
RowPrint(tmp_row);
printf("\n");
tmp_row = row;
for (j = 0; j < tmp_col; j++)
{
if(i < i+1 && j<1)
printf(" %3d ",i+1);
printf(" %c ", board[i][j]);
if (j < tmp_col - 1)
printf("|");
}
printf("\n");
if (i == row - 1)
{
RowPrint(tmp_row);
printf("\n");
}
}
}
char IsWin(char board[ROW][COL], int row, int col)
{
int i = 0;
int j = 0;
int count = 0;
//判断横行是不是赢了
for (i = 0; i < row; i++)
{
for (j = 0; j < col - 2; j++)
{
if (board[i][j] == board[i][j + 1] && board[i][j + 1] == board[i][j + 2] && board[i][j]!=' ')
return board[i][j];
}
}
//判断竖行是不是赢了
for (j = 0; j < col; j++)
{
for (i = 0; i < row - 2; i++)
{
if (board[i][j] == board[i + 1][j] && board[i + 1][j] == board[i + 2][j] && board[i][j] != ' ')
return board[i][j];
}
}
//判断主对角线是不是赢了
for (i = 0; i < row-2; i++)
{
for (j = 0; j < col - 2; j++)
{
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];
}
}
//判断副角线是不是赢了
for (i = 0; i < row-2; i++)
{
for (j = 2; j < col; j++)
{
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];
}
}
//最后遍历一遍看是否平局
for (i = 0; i < row; i++)
{
for (j = 0; j < col; j++)
{
if (board[i][j] != ' ')
count++;
}
}
if (count == 0)
return 'D'; //dogfall
}
int* PlayerMove(char board[ROW][COL], int row, int col)
{
int x = 0, y = 0;//坐标
int* p = NULL;
p = (int*)malloc(sizeof(int) * 2);
int flag = 0;
do
{
if(flag < 0)
printf("请玩家重新输入坐标:>\n");
printf("请玩家输入坐标:>\n");
(void)scanf("%d%d", &x, &y);
if (x >= 1 && x <= ROW && y >= 1 && y <= COL && board[x - 1][y - 1] == ' ')
flag++;
else
flag--;
*p = x;
*(p+1) = y;
} while (flag<0);
board[x-1][y-1] = '*';
return p;
}
static void ComputerRandomMove(char board[ROW][COL], int row, int col)
{
int RX = 0;
int RY = 0;
do
{
RX = rand() % ROW; //random index x
RY = rand() % COL; //random index y
}while (board[RX][RY] != ' ');
board[RX][RY] = '#';
}
static int PlayerAlmostWin(char board[ROW][COL], int row, int col)
{
int flag = 0;
int i = 0;
int j = 0;
//判断横是不是快赢了，如果是玩家快赢了就堵，如果是电脑自己快赢了就接着连一块下
for (i = 0; i < row; i++)
{
for (j = 1; j <= col - 2; j++)
{
if (board[i][j] != ' ' && board[i][j] == board[i][j - 1])
{
board[i][j + 1] = '#';
flag++; goto stop;
}
else if(board[i][j] != ' ' && board[i][j] == board[i][j + 1])
{
board[i][j - 1] = '#';
flag++; goto stop;
}
}
}
//判断竖是不是快赢了，如果是玩家快赢了就堵，如果是电脑自己快赢了就接着连一块下
for (i = 1; i < row-2; i++)
{
for (j = 0; j < col; j++)
{
if (board[i][j] != ' ' && board[i][j] == board[i - 1][j])
{
board[i + 1][j] = '#';
flag++; goto stop;
}
else if (board[i][j] != ' ' && board[i][j] == board[i + 1][j])
{
board[i - 1][j] = '#';
flag++; goto stop;
}
}
}
//判断主对角线是不是快赢了,如果是玩家快赢了就堵，如果是电脑自己快赢了就接着连一块下
for (i = 1; i <= row - 2; i++)
{
for (j = 1; j <= col - 2; j++)
{
if (board[i][j] != ' ' && board[i][j] == board[i - 1][j - 1])
{
board[i + 1][j + 1] = '#';
flag++; goto stop;
}
else if (board[i][j] != ' ' && board[i][j] == board[i + 1][j + 1])
{
board[i - 1][j - 1] = '#';
flag++; goto stop;
}
}
}
stop:
return flag;
}
void ComputerNearMove(char board[ROW][COL], int row, int col, int index[])
{
int condition = PlayerAlmostWin(board, row, col);
if (condition == 1) goto stop;
int x = index[0] - 1;
int y = index[1] - 1;
int flag = rand() % 8 + 1;
int judge = 1;
if (x >= 1 && x <= col - 2 && y >= 1 && y <= row - 2)
{
switch (flag)
{
case 1:
if (board[x - 1][y - 1] == ' ')
board[x - 1][y - 1] = '#';
judge--;
break;
case 2:
if (board[x - 1][y] == ' ')
board[x - 1][y] = '#';
judge--;
break;
case 3:
if (board[x - 1][y + 1] == ' ')
board[x - 1][y + 1] = '#';
judge--;
break;
case 4:
if (board[x][y - 1] == ' ')
board[x][y - 1] = '#';
judge--;
break;
case 5:
if (board[x][y + 1] == ' ')
board[x][y + 1] = '#';
judge--;
break;
case 6:
if (board[x + 1][y - 1] == ' ')
board[x + 1][y - 1] = '#';
judge--;
break;
case 7:
if (board[x + 1][y] == ' ')
board[x + 1][y] = '#';
judge--;
break;
case 8:
if (board[x + 1][y + 1] == ' ')
board[x + 1][y + 1] = '#';
judge--;
break;
default:
break;
}
}
if(judge == 1)
ComputerRandomMove(board, row, col);
stop:
judge = 1;
}
test.c
这是主函数入口的源文件
#define _CRT_SECURE_NO_WARNINGS 1
/*author: 逺哥*/
#include "game.h"
void menu()
{
printf("*****************\n");
printf("**** 1.Play ****\n");
printf("**** 0.Exit ****\n");
printf("*****************\n");
printf("请输入对应数字的选择:>\n");
}
void game(char board[ROW][COL], int row, int col)
{
InitBoard(board, row, col);
printf("游戏即将开始:>\n");
DisplayBoard(board, row, col);
while (1)
{
char winner = 0;
int index[2] = { 0 };
int* p;
p = (int*)malloc(sizeof(int) * 2);
printf("玩家走:>\n");
p = PlayerMove(board, row, col);
DisplayBoard(board, row, col);
index[0] = *p;
index[1] = *(p + 1);
winner = IsWin(board, row, col);
if (winner == '*')
{
printf("玩家获胜，游戏结束\n");
break;
}
if (winner == 'D') //dogfall
{
printf("平局，游戏结束\n");
break;
}
printf("电脑走:>\n");
ComputerNearMove(board, row, col, index);
DisplayBoard(board, row, col);
winner = IsWin(board, row, col);
if (winner == '#')
{
printf("电脑获胜，游戏结束\n");
break;
}
if (winner == 'D') //dogfall
{
printf("平局，游戏结束\n");
break;
}
}
}
int main()
{
srand((unsigned int)time(NULL));
int input = 0;
char board[ROW][COL] = {0};
do
{
menu();
(void)scanf("%d", &input);
switch (input)
{
case 0:
break;
case 1:
game(board, ROW, COL);
break;
default:
break;
}
} while (input);
return 0;
}
编写的这个小游戏的优点有两个：
（1）可以主动的去堵玩家的棋子
（2）可以通过修改宏ROW和COL可以随意修改棋盘大小
