C语言实现三子棋

C语言实现三子棋,第1张

C语言实现三子棋

文章目录

一、基本逻辑二、步骤实现

打印菜单创建棋盘并初始化打印棋盘玩家下棋电脑下棋判断输赢 三、结果展示四、全部代码

一、基本逻辑

C语言实现的三子棋的基本逻辑

1.打印菜单选择进入或退出游戏
2.创建棋盘并打印
3.打印棋盘
4.玩家下棋(输入坐标),‘*’表示玩家
5.电脑下棋 (随机输入),‘#’表示电脑
6.判断胜负 (分出胜负则从第一步开始,否则从第四步开始)

二、步骤实现 打印菜单

输入1进入游戏,输入0退出游戏

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

创建棋盘并初始化

使用宏定义便于后期修改代码

初始化棋盘来使棋盘都为空

void InitBoard(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] = ' ';
		}
	}
打印棋盘

注意棋盘构造,使用循环来打印,用if语句来判断是否打印最后一行和最后一列。

void DisplayBoard(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++)
		{
			printf(" %c ", board[i][j]);
			if (j < col - 1)
				printf("|");
		}
		printf("n");
			if (i < row - 1)
			{
				for (j = 0; j < col; j++)
				{
					printf("---");
					if (j < col - 1)
						printf("|");
				}
				printf("n");
			}
		
	}
}
玩家下棋

玩家输入坐标,如果坐标在棋盘上并且该坐标为空,则打印‘*’(数组的下标是坐标-1)

void player_move(char board[ROW][COL], int row, int col)
{
	int x = 0;
	int y = 0;
	printf("玩家下棋n");
	while (1)
	{
		printf("请输入坐标:>");
		scanf("%d %d", &x,&y);
		if (x >= 1 && x <= row && y >= 1 && y <= col)
		{
			if (board[x - 1][y - 1] ==' ')
			{
				board[x - 1][y - 1] = '*';
				break;
			}
			else
			{
				printf("该坐标被占用,请重新输入n");
			}
		}
		else
		{
			printf("坐标非法,重新输入n");
		}

	}
}

电脑下棋

电脑随机生成一个值先判断该值对应的坐标是否为空,若空则打印‘#’
使用rand()生成随机数时需要注意

    rand()和srand()要一起使用,其中srand()用来初始化随机数种子,rand()用来产生随机数。加头函数#include和#include
    任何数对一个数x取模,它的范围是[0,x)
void computer_move(char board[ROW][COL], int row, int col)
{
	int x = 0;
	int y = 0;
	printf("电脑下棋n");
	while (1)
	{
		x = rand() % row;
		y = rand() % col;
		if (board[x][y] == ' ')
		{
			board[x][y] = '#';
			break;
		}
	}
}

判断输赢

1.整行整列相同,返回当前坐标上的值
2.对角线相同,返回当前坐标上的值
3.平局,棋盘满了但是没分出输赢,从第一步开始

char is_win(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 (if_full(board, row, col) == 1)
	{
		return 'Q';
	}
	return 'C';
}

static关键词修饰if-full函数使其只在该文件中被调用

static int if_full(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++)
		{
			if (board[i][j] == ' ')
			{
				return 0;
			}
		}
	}
	return 1;
}

三、结果展示

1.玩家赢

2.电脑赢

3.平局

四、全部代码

game.h(函数声明,符号定义)

#include
#include
#include

#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 player_move(char board[ROW][COL], int row, int col);

void computer_move(char board[ROW][COL], int row, int col);

char is_win(char board[ROW][COL], int row, int col);

game .c(游戏实现)

#include"game.h"

void InitBoard(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 DisplayBoard(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++)
		{
			printf(" %c ", board[i][j]);
			if (j < col - 1)
				printf("|");
		}
		printf("n");
			if (i < row - 1)
			{
				for (j = 0; j < col; j++)
				{
					printf("---");
					if (j < col - 1)
						printf("|");
				}
				printf("n");
			}
		
	}
}

void player_move(char board[ROW][COL], int row, int col)
{
	int x = 0;
	int y = 0;
	printf("玩家下棋n");
	while (1)
	{
		printf("请输入坐标:>");
		scanf("%d %d", &x, &y);
		if (x >= 1 && x <= row && y >= 1 && y <= col)
		{
			if (board[x - 1][y - 1] == ' ')
			{
				board[x - 1][y - 1] = '*';
				break;
			}
			else
			{
				printf("该坐标被占用,请重新输入n");
			}
		}
		else
		{
			printf("坐标非法,重新输入n");
		}

	}
}

void computer_move(char board[ROW][COL], int row, int col)
{
	int x = 0;
	int y = 0;
	printf("电脑下棋n");
	while (1)
	{
		x = rand() % row;
		y = rand() % col;
		if (board[x][y] == ' ')
		{
			board[x][y] = '#';
			break;
		}
	}
}

static int if_full(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++)
		{
			if (board[i][j] == ' ')
			{
				return 0;
			}
		}
	}
	return 1;
}

char is_win(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 (if_full(board, row, col) == 1)
	{
		return 'Q';
	}
	return 'C';
}

test.c(测试三子棋逻辑)

#include"game.h"

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

void game()
{
	char ret = 0;
	char board[ROW][COL] = { 0 };//存放棋盘数据
	InitBoard(board, ROW, COL);//初始化棋盘
	DisplayBoard(board, ROW, COL);//显示棋盘
	while (1)
	{
		player_move(board, ROW, COL);
		DisplayBoard(board, ROW, COL);
		ret = is_win(board, ROW, COL);
		if (ret!='C')
		{
			break;
		}
		computer_move(board, ROW, COL);
		DisplayBoard(board, ROW, COL);
		ret = is_win(board, ROW, COL);
		if (ret != 'C')
		{
			break;
		}

	}
	if (ret == '*')
	{
		printf("玩家赢n");
	}
	else if(ret == '#')
	{
		printf("电脑赢n");
	}
	else
	{
		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 1:
			game();
			break;
		case 0:
			printf("退出游戏n");
			break;
		default:
			printf("输入出错误,重新输入n");
			break;
		}

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

感谢大家的阅读,如果有错误欢迎大家纠正。

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原文地址: https://outofmemory.cn/zaji/5714675.html

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