[C++知识库]C语言程序设计练习——井字棋

主函数代码段

#include<stdio.h>
#include"game.h"
#define _CRT_NONSTDC_NO_WARNINGS
#define _CRT_SECURE_NO_WARNINGS_GLOBALS

void menu()//菜单栏
{
	printf("********井字棋********\n");
	printf("****1.play  0.exit****\n");
	printf("**********************\n");
}


void game()
{
	char ret = 0;
	char board[ROW][COL] = {0};
	InitBoard(board,ROW,COL);//初始化棋盘
	DisplayBoard(board, ROW, COL);//打印棋盘
	while (1)//下棋
	{//玩家下棋
		PlayerMove(board,ROW,COL);
		DisplayBoard(board, ROW, COL);
		ret=IsWin(board, ROW, COL);//判断胜负
		if (ret != 'c')
		{
			break;
		}
		//电脑下棋
		ComputerMove(board, ROW, COL);
		DisplayBoard(board, ROW, COL);
		ret = IsWin(board, ROW, COL);//判断胜负
		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");
				break;
		default:
			printf("选择错误");
			break;
		}
	} 
	while (input);
	


}


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

函数头文件

#define ROW 3
#define COL 3

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

void InitBoard(char board[ROW][COL],int row,int col);
void DisplayBoard(char board[ROW][COL], int row, int col);
void PlayerMove(char board[ROW][COL], int row, int col);
void ComputerMove(char board[ROW][COL], int row, int col);

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

//玩家赢--“*”
//电脑赢--“#”
//平局--“o”
//继续--“c”

函数代码段

#include"game.h"
#include<stdio.h>
#define _CRT_NONSTDC_NO_WARNINGS
#define _CRT_SECURE_NO_WARNINGS_GLOBALS

void InitBoard(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] = ' ';
		}
	}
}
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]);//打印一行数据
			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 PlayerMove(char board[ROW][COL], int row, int col)
{
	int x = 0;
	int y = 0;
	printf("玩家走->\n");

	while (1)
	{
		printf("请输入坐标：");
		scanf("%d %d",&x,&y);
		//判断坐标合法性
		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\n");
			}
		}
		else
		{
			printf("坐标非法，请重新输入！\n");
		}
	}
}


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

//1--棋盘满了
//0--棋盘没满

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;
}

char IsWin(char board[ROW][COL], int row, int col)
{
	int i = 0;
	for (i = 0; i < row; i++)//判断行连
	{
		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++)//判断列连
	{
		if (board[0][i] == board[1][i]&& board[1][i] == board[2][i]&& board[1][i] != ' ')
		{
			return board[0][i];
		}
	}
	//对角线
	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(1 == IsFull(board, ROW, COL))
	{
		return 'o';
	}
	return 'c';
}