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小游戏--三子棋(任意几子棋)

2017-11-11 22:44 267 查看
程序思想

1. 多文件实现游戏功能

2. 改变宏定义即可改变棋盘大小以及棋子个数

3. test.c:功能的测试以及函数的调用

4. game.h : 包含头文件的引用,函数的声明

5. game.c : 各函数的功能的实现。

具体实现

1. 棋牌的设置以及棋盘的显示

2. 玩家和电脑各自落子的实现

3. 输赢的判定

代码:

test.c

#define _CRT_SECURE_NO_WARNINGS 1

#include<stdio.h>
#include<stdlib.h>
#include<time.h>
#include"game.h"

void game()
{
char board[ROW][COL];
init_board(board, ROW, COL);    //初始化棋盘
display_board(board, ROW, COL);  // 显示棋盘
srand((unsigned int)time(NULL));  //随机落子
play_game(board,ROW,COL);         //游戏的主逻辑
}

void menu()
{
printf("********************\n");
printf("*******1.play*******\n");
printf("*******0.exit*******\n");
printf("********************\n");
}
int main()
{
int input = 0;
menu();
do
{
printf("请选择:>");
scanf("%d", &input);
switch (input)
{
case 1:
game();
break;
case 0:
break;
default:
printf("输入错误,重新输入\n");
break;
}
} while (input);
return 0;
}


game.c

#define _CRT_SECURE_NO_WARNINGS 1

#include"game.h"
#include<stdio.h>

//初始化棋盘
void  init_board(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++)
{
board[i][j] = ' ';
}
}

}
//显示棋盘
void display_board(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++)
{
printf(" %c |", board[i][j]);

}
printf("\n");
for (j = 0; j < col; j++)
{
if (i!=row-1)
printf("___|");
}
printf("\n");
}

}

//选择第一次谁先落子(先落子优势大)
void menu1()
{
printf("2.玩家先走    3.电脑先走\n");
}

//玩家落子
void player_move(char board[ROW][COL], int row, int col)
{
int x = 0;
int y = 0;

while (1)
{
printf("请输入坐标:>");
scanf("%d %d", &x, &y);
if ((x >= 0 && y <= row - 1) && (y >= 0 && y <= col - 1))     //  落子坐标不能超过棋盘
{
if (board[x][y] == ' ')
{
board[x][y] = 'x';
break;
}
else
{
printf("下标有误,请重新输入\n");   //  输入的坐标已经有棋
}
}
else                                       //   输入的坐标超出棋盘范围
{
printf("下标有误,请重新输入\n");
}

}

}

//电脑落子
void computer_move(char board[ROW][COL], int row, int col)
{
int x = rand() % row;               //电脑是随机取数,故而坐标为 rand()%row;
int y = rand() % col;
while (1)
{
if (board[x][y] == ' ')
{
board[x][y] = '*';
break;
}
}

}

//判断棋盘是否为满
static  int isfull(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;
}
}
return 1;
}

//判断输赢
char win_check(char board[ROW][COL], int row, int col, char c)
{
int i = 0;
int j = 0;

// 检测行
for (i = 0; i < row; i++)
{
for (j = 0; j < col; j++)
{
if (board[i][j] != c)
break;
}

if (j == col)
return c;
}

// 检测列
for (i = 0; i < col; i++)
{
for (j = 0; j < row; j++)
{
if (board[j][i] != c)
break;
}

if (j == row)
return c;
}

// 检测对角线
for (i = 0; i < row; i++)
{
if (board[i][i] != c)
break;
}

if (i == row)
return c;

// 检测对角线
for (i = 0; i < row; i++)
{
if (board[i][row - i - 1] != c)
break;
}

if (i == row)
return c;

if (isfull(board, ROW, COL))
{
return 'p';
}

return ' ';

}

void play_game(char board[ROW][COL], int row, int col)
{
menu1();
int k = 0;
char ret = 0;
printf("请选择玩家先走还是电脑先走:");
scanf("%d", &k);

while (1)
{
if (k == 2) //如果选择2,第一次玩家先走
{
player_move(board, ROW, COL);
if ((ret = win_check(board, ROW, COL, 'x')) != ' ')
break;
display_board(board, ROW, COL);

computer_move(board, ROW, COL);
if ((ret = win_check(board, ROW, COL,'*')) != ' ')
break;
display_board(board, ROW, COL);

}
if (k == 3)     //选择3,第一次电脑先走
{
computer_move(board, ROW, COL);
if ((ret = win_check(board, ROW, COL,'*')) != ' ')
break;
display_board(board, ROW, COL);

player_move(board, ROW, COL);
if ((ret = win_check(board, ROW, COL,'x')) != ' ')
break;
display_board(board, ROW, COL);
}
}

if (ret == 'x')
{
printf("玩家赢\n");
}
else if (ret == '*')
{
printf("电脑赢\n");
}
else if (ret == 'p')
{
printf("平局\n");
}

display_board(board, ROW, COL);
}


game.h

#define _CRT_SECURE_NO_WARNINGS 1

#ifndef  __GAME_H__
#define __GAME_H__

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

#define ROW  5
#define COL  5

void  init_board(char board[ROW][COL],int row,int col);
void  display_board(char board[ROW][COL], int row, int col);
void  play_game(char board[ROW][COL], int row, int col);
void menu1();
void  player_move(char board[ROW][COL],int row,int col);
void computer_move(char board[ROW][COL], int row, int col);
char win_check(char board[ROW][COL], int row, int col);
int isfull(char board[ROW][COL], int row, int col);

#endif  //_GAME_H__


总结

1. 改变宏定义即改变棋盘大小以及棋子个数

#define ROW  3
#define COL  3


输赢的判断时应考虑几种情况(以三子为例):

1)横行三子相连为赢

2)竖列三子相连为赢

3)对角线三子相连为赢

4)出现平局

char win_check(char board[ROW][COL], int row, int col, char c)
{
int i = 0;
int j = 0;

// 检测行
for (i = 0; i < row; i++)
{
for (j = 0; j < col; j++)
{
if (board[i][j] != c)
break;
}

if (j == col)
return c;
}

// 检测列
for (i = 0; i < col; i++)
{
for (j = 0; j < row; j++)
{
if (board[j][i] != c)
break;
}

if (j == row)
return c;
}

// 检测对角线
for (i = 0; i < row; i++)
{
if (board[i][i] != c)
break;
}

if (i == row)
return c;

// 检测对角线
for (i = 0; i < row; i++)
{
if (board[i][row - i - 1] != c)
break;
}

if (i == row)
return c;

if (isfull(board, ROW, COL))
{
return 'p';
}

return ' ';

}
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