//game.h

define ROW 3

define COL 3

include<stdio.h>

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

//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;
for (int 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");
}
}
}

//test.c

include<stdio.h>

include"game.h"

void menu()
{
printf("\n");
printf("1.play 0.exit\n");
printf("**********\n");
}
void game()
{
char board[ROW][COL] = { 0 };//全部空格
InitBoard(board, ROW, COL);//初始化棋盘
DisplayBoard(board, ROW, COL);

}//游戏的整个算法实现
// | |
// ---|---|---
// | |
// ---|---|---
// | |
void test()
{
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("选择错误!\n");
break;

	}
} while (input);

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