C语言实现三子棋

       三子棋是一种民间传统游戏,又叫九宫棋、圈圈叉叉、一条龙等。将正方形对角线连起来,相对两边依次摆上三个双方棋子,只要将自己的三个棋子走成一条线,对方就算输了。

       用C语言实现三子棋游戏,其框架大致可以分为以下几部分:

         1)初始化棋盘

         2)打印棋盘

         3)电脑下棋

         4)玩家下棋

         5)判断输赢(结果分为电脑赢、玩家赢、平局、期盼未满无人赢)


  • 头文件game.h

#ifndef __GAME_H__
#define __GAME_H__

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

#define ROW 3
#define COL 3

//初始化棋盘
void Init_Board(char board[ROW][COL],int row,int col);

//显示棋盘
void Display_Board(char board[ROW][COL],int row,int col);

//电脑走
void Compture_Move(char board[ROW][COL],int row,int col);

//玩家走
void Player_Move(char board[ROW][COL],int row,int col);

//判断输赢
char IsWin(char board[ROW][COL],int row,int col);


#endif //__GAME_H__


  • 源文件game.c

#define _CRT_SECURE_NO_WARNINGS 1


#include "game.h"

//初始化棋盘
void Init_Board(char board[ROW][COL],int row,int col)
{
	memset(board,' ',row*col*sizeof(board[0][0]));
}

//显示棋盘
void Display_Board(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");
	}
}

//电脑走
void Compture_Move(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] = 'X';
			break;
		}
	}
}

//玩家走
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);
		x--;
		y--;
		if((x>=0)&&(x<row)&&(y>=0)&&(y<col))
		{
			if(board[x][y] == ' ')
			{
				board[x][y] = 'O';
				break;
			}
		}
		else
		{
			printf("坐标有误\n");
		}
	}
}

//判断棋盘是否放满
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 IsWin(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][1];
		}
	}
	for(i=0;i<col;i++)
	{
		if((board[0][i] == board[1][i]) && (board[1][i] == board[2][i]) && (board[1][i] != ' '))
		{
			return board[1][i];
		}
	}
	if((board[0][0] == board[1][1]) && (board[1][1] == board[2][2]) && (board[1][1] != ' '))
	{
		return board[1][1];
	}
	if((board[0][2] == board[1][1]) && (board[1][1] == board[2][0]) && (board[1][1] != ' '))
	{
		return board[1][1];
	}
	if(IsFull(board,ROW,COL))
	{
		return 'Q';
	}
	return ' ';
}

  • 源文件test.c

#define _CRT_SECURE_NO_WARNINGS 1

#include "game.h"

void menu()
{
	printf("******************************\n");
	printf("*****  1.play    0.exit  *****\n");
	printf("******************************\n");
}

void game()
{
	char board[ROW][COL] = {0};
	char ret = 0;
	Init_Board(board,ROW,COL);
	Display_Board(board,ROW,COL);
	do
	{
		printf("******************************\n");
		printf("电脑走:\n");
		Compture_Move(board,ROW,COL);
		Display_Board(board,ROW,COL);
		ret = IsWin(board,ROW,COL);
		if(ret != ' ')
		{
			break;
		}
		printf("******************************\n");
		printf("玩家走:\n");
		Player_Move(board,ROW,COL);
		Display_Board(board,ROW,COL);
		ret = IsWin(board,ROW,COL);
	}while(ret == ' ');

	if(ret == 'X')
	{
		printf("电脑赢\n");
	}
	else if(ret == 'O')
	{
		printf("玩家赢\n");
	}
	else if(ret == 'Q')
	{
		printf("平局\n");
	}
}

void test()
{
	int input = 0;
	srand((unsigned int)time(NULL));
	do
	{
		menu();
		printf("请选择:");
		scanf("%d",&input);
		switch(input)
		{
		case 0:
			printf("退出游戏\n");
			break;
		case 1:
			game();
			break;
		default:
			printf("选择错误\n");
			break;
		}
	}while(input);
}

int main()
{
	test();
	return 0;
}



五子棋和三子棋的原理一样,只需修改小部分程序即可。下面给出五子棋的程序。

  • 头文件game.h

#ifndef __GAME_H__
#define __GAME_H__

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

#define ROW 5
#define COL 5

//初始化棋盘
void Init_Board(char board[ROW][COL],int row,int col);
//显示棋盘
void Display_Board(char board[ROW][COL],int row,int col);
//电脑走
void Compture_Move(char board[ROW][COL],int row,int col);
//玩家走
void Player_Move(char board[ROW][COL],int row,int col);
//判断输赢
char IsWin(char board[ROW][COL],int row,int col);


#endif //__GAME_H__


  • 源文件game.c

#define _CRT_SECURE_NO_WARNINGS 1


#include "game.h"

//初始化棋盘
void Init_Board(char board[ROW][COL],int row,int col)
{
	memset(board,' ',row*col*sizeof(board[0][0]));
}

//显示棋盘
void Display_Board(char board[ROW][COL],int row,int col)
{
	int i = 0;
	for(i=0;i<row;i++)
	{
		printf(" %c | %c | %c | %c | %c \n",board[i][0],board[i][1],board[i][2],board[i][3],board[i][4]);
		if(i != row-1)
			printf("---|---|---|---|---\n");
	}
}

//电脑走
void Compture_Move(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] = 'X';
			break;
		}
	}
}

//玩家走
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);
		x--;
		y--;
		if((x>=0)&&(x<row)&&(y>=0)&&(y<col))
		{
			if(board[x][y] == ' ')
			{
				board[x][y] = 'O';
				break;
			}
		}
		else
		{
			printf("坐标有误\n");
		}
	}
}

//判断棋盘是否放满
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 IsWin(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][2] == board[i][3]) && (board[i][3] == board[i][4]) && (board[i][1] != ' '))
		{
			return board[i][1];
		}
	}
	for(i=0;i<col;i++)
	{
		if((board[0][i] == board[1][i]) && (board[1][i] == board[2][i]) && (board[2][i] == board[3][i]) && (board[3][i] == board[4][i]) && (board[1][i] != ' '))
		{
			return board[1][i];
		}
	}
	if((board[0][0] == board[1][1]) && (board[1][1] == board[2][2]) && (board[2][2] == board[3][3]) && (board[3][3] == board[4][4]) && (board[2][2] != ' '))
	{
		return board[2][2];
	}
	if((board[0][4] == board[1][3]) && (board[1][3] == board[2][2]) && (board[2][2] == board[3][1]) && (board[3][1] == board[4][0]) && (board[2][2] != ' '))
	{
		return board[2][2];
	}
	if(IsFull(board,ROW,COL))
	{
		return 'Q';
	}
	return ' ';
}


  • 源文件test.c

#define _CRT_SECURE_NO_WARNINGS 1

#include "game.h"

void menu()
{
	printf("******************************\n");
	printf("*****  1.play    0.exit  *****\n");
	printf("******************************\n");
}

void game()
{
	char board[ROW][COL] = {0};
	char ret = 0;
	Init_Board(board,ROW,COL);
	Display_Board(board,ROW,COL);
	do
	{
		printf("******************************\n");
		printf("电脑走:\n");
		Compture_Move(board,ROW,COL);
		Display_Board(board,ROW,COL);
		ret = IsWin(board,ROW,COL);
		if(ret != ' ')
		{
			break;
		}
		printf("******************************\n");
		printf("玩家走:\n");
		Player_Move(board,ROW,COL);
		Display_Board(board,ROW,COL);
		ret = IsWin(board,ROW,COL);
	}while(ret == ' ');

	if(ret == 'X')
	{
		printf("电脑赢\n");
	}
	else if(ret == 'O')
	{
		printf("玩家赢\n");
	}
	else if(ret == 'Q')
	{
		printf("平局\n");
	}
}

void test()
{
	int input = 0;
	srand((unsigned int)time(NULL));
	do
	{
		menu();
		printf("请选择:");
		scanf("%d",&input);
		switch(input)
		{
		case 0:
			printf("退出游戏\n");
			break;
		case 1:
			game();
			break;
		default:
			printf("选择错误\n");
			break;
		}
	}while(input);
}

int main()
{
	test();
	return 0;
}


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