三子棋游戏

test.c
#define _CRT_SECURE_NO_WARNINGS 1
#include "game.h"
void menu()
{
	printf("*****************************\n");
	printf("*****     1.play     ********\n");
	printf("*****     0.exid     ********\n");
	printf("*****************************\n");
}
void game()
{
	char board[ROW][COL];
	//棋盘初始化-初始化空格
	InitBoard(board, ROW, COL);
	//打印棋盘
	Display(board, ROW, COL);
	//开始下棋
	char ret = 0;
	while (1)
	{
		//玩家走
		Playermove(board,ROW,COL);
		Display(board, ROW, COL);
		//判断输赢
		ret=IsWin(board,ROW,COL);
		if (ret != 'C')
			break;
		//电脑走
		Compytermove(board,ROW,COL);
		Display(board, ROW, COL);
		//判断输赢
		ret = IsWin(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");
	Display(board, ROW, COL);
}
int main()
{
	srand((unsigned int)time(NULL));
	int input = 0;
	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("输入错误，请重新输入\n");
			break;
		}
	} while (input);
	return 0;
}

game.h
#pragma once
//头文件的引用
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#define ROW 3
#define COL 3

//函数声明

//初始化棋盘-初始化空格
void InitBoard(char board[ROW][COL], int row, int col);
//打印棋盘
void Display(char board[ROW][COL],int row,int col);
//玩家走
void Playermove(char board[ROW][COL], int row, int col);
//电脑走
void Compytermove(char board[ROW][COL], int row, int col);

//判断输赢
//玩家赢——*
//电脑赢——#
//平局——Q
//游戏继续——C
char IsWin(char board[ROW][COL], int row, int col);

game.c
#define _CRT_SECURE_NO_WARNINGS 1
#include "game.h"
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 Display(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]);
			if (j < col-1)
				printf("|");
		}
		printf("\n");
		if (i < row - 1)
		{
			int j = 0;
			for (j=0;j<col;j++)
			{
				printf("---");
				if(j<col-1)
				    printf("|");
			}
			printf("\n");
		}
	
	}
}
void Playermove(char board[ROW][COL], int row, int col)
{
	while (1)
	{
		printf("玩家走:>\n");
		printf("请输入你走的位置:>");
		int x = 0;
		int y = 0;
		scanf("%d %d", &x, &y);
		if (x >= 1 && x <= 3 && y >= 1 && y <= 3)
		{
			if (board[x - 1][y - 1] == ' ')
			{
				board[x - 1][y - 1] = '*';
				break;
			}
			else
				printf("输入重复，请重新输入\n");
		}
		else
			printf("输入格式错误，请重新输入\n");
	}
}
void Compytermove(char board[ROW][COL], int row, int col)
{
	printf("电脑走:>\n");
	while (1)
	{
		int x = rand() % ROW;
		int y = rand() % COL;
		if (board[x][y] == ' ')
		{
			board[x][y] = '#';
			break;
		}
	}

}

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)
{
	//判断三行
	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];
		}
	}
	//判断三列
	int j = 0;
	for (j=0;j<col;j++)
	{
		if (board[0][j]==board[1][j] && board[1][j]==board[2][j] && board[1][j] !=' ')
		{
			return board[1][j];
		}
	}
	//判断对角线
	if (board[0][0] == board[1][1] && board[1][1] == board[2][2] && board[1][1] != ' ')
	{
		return board[1][1];
	}
	if (board[2][0]==board[1][1] && board[1][1]==board[0][2] && board[1][1] !=' ')
	{
		return board[1][1];
	}
	//判断是否平局
	//平局返回1，不是平局返回0
	int ret=IsFull(board,row,col);
	if (ret == 1)
		return 'Q';
	return 'C';
}