C语言--三子棋游戏

 test.c

#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};               //创建棋盘
	InitBoard(board, ROW, COL);         //棋盘初始化
	DisplayBoard(board, ROW, COL);     //打印棋盘
	while (1)
	{
		Player_move(board, ROW, COL);      //玩家下棋
		DisplayBoard(board, ROW, COL);    //打印棋盘
		ret=is_win(board, ROW, COL);
		if (ret != 'C')
		{
			break;
		}
		Computer_mover(board, ROW, COL);   //电脑下棋
		DisplayBoard(board, ROW, COL);     //打印棋盘
		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("退出程序n");
			break;
		default:
			printf("输入错误，请重新输入");
			break;
		}
	}while (input);
}

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

game.c

#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 DisplayBoard(char board[ROW][COL], int row, int col)
{
	int i = 0;
	int j = 0;
	int k = 0;
	for (i = 0; i < row; i++)
	{
		for (j = 0; j  0 && x <= row && y > 0 && y <= col)
		{
			if (board[x - 1][y - 1] == ' ')
			{
				board[x - 1][y - 1] = '*';
				break;
			}
			else
				printf("此坐标已被占用n");
		}
		else
			printf("输入坐标非法，请重新输入n");
	}
}

void Computer_mover(char board[ROW][COL], int row, int col)
{
	int x = 0;
	int y = 0;
	printf("电脑下>:n");
	while (1)
	{
		x = rand() % ROW;   //0-2
		y = rand() % COL;   //0-2
		if (board[x][y] == ' ')
		{
			board[x][y] = '#';
			break;
		}
	}
}

int is_full(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 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][2] != ' '))
			return board[i][0];
	}
	for (i = 0; i < col; i++)
	{
		if ((board[0][i] == board[1][i]) && (board[1][i] == board[2][i]) && (board[2][i] != ' '))
			return board[0][i];
	}
	if ((board[0][0] == board[1][1]) && (board[1][1] == board[2][2]) && (board[2][2] != ' '))
		return board[1][1];
	if ((board[0][2] == board[1][1]) && (board[1][1] == board[2][0]) && (board[2][0] != ' '))
		return board[1][1];
	if (is_full(board, ROW, COL) == 1)
		return 'Q';
	return 'C';
}

game.h 

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

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

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

运行结果：