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用C语言实现三子棋

2020-08-13 14:40 1611 查看

头文件 文件名 game.h

#define ROW 3 //定义行
#define COL 3 //定义列
#include <Windows.h>
#include <stdlib.h>
#include <stdio.h>

void chushihua(char board[ROW][COL], int row, int col);
//声明函数chushihua
void xianshiqipan(char board[ROW][COL], int row, int col);
void playwanjia(char board[ROW][COL], int row, int col);
void computerxia(char board[ROW][COL], int row, int col);

//iswin可以告诉我们四种状态
//玩家赢了 假设返回为*
//电脑赢   假设返回为#
//平局     假设返回为q
//未产生游戏继续  假设返回为c
char iswin(char board[ROW][COL], int row, int col);

源文件 game.c

#define _CRT_SECURE_NO_WARNINGS 1
#include "game.h"

void chushihua(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 xianshiqipan(char board[ROW][COL], int row, int col)
{
int i = 0;
for ( i = 0; i < row; i++)   //打印行数
{
int j = 0; //j是列数
//这里是打印第i行数
for ( j = 0; j < col; j++)
{
printf(" %c ", board[i][j]);
if (j < col - 1)
//这里判断的是需不需要打印最后一列的|
printf("|");
}
printf("\n");
//这里是打印分割符
if (i < row - 1)
//row-1的意思是行数-1,这里判断的是需不需要打印最后一行的---|---|---
{
for (j = 0; j < col; j++)
{
printf("---");
if (j < row - 1)
printf("|");
}
}
printf("\n");
}
}

void playwanjia(char board[ROW][COL], int row, int col)
{
int x = 0;
int y = 0;
printf("玩家走\n");
while (1)
{
printf("请输入要下的坐标:>\n");
scanf("%d%d", &x, &y);
if (x >= 1 && x <= row&&y >= 1 && y <= col)
{
if (board[x - 1][y - 1] == ' ')
//数组下标从0开始,而数轴是从1开始的
{
board[x - 1][y - 1] = '*';
break;
}
else
{
printf("该坐标被占用\n");
}
}
else
{
printf("坐标非法,重新输入!\n");
}
}
}

void computerxia(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;
//随机生成的任何一个值%3,等到的都是0-2之间的数
//所以x和y不需要-1
if (board[x][y] == ' ')
{
board[x][y] = '#';
break;
}
//假设电脑下棋采用最简单随机下的方式
}

}

//返回1表示棋盘满了
//返回0表示棋盘没满
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++)
{
if (board[i][0] == board[i][1] && board[i][1] == board[i][2] && board[i][0] != ' ')
{
return board[i][0];
}
}
for (i = 0; i < col; i++)
{
if (board[0][i] == board[1][i] && board[1][i] == board[2][i] && board[0][i] != ' ')
{
return board[i][0];
}
}
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 'q';
}
return 'c';
}

源文件 text.c

#define _CRT_SECURE_NO_WARNINGS 1
#include "game.h"

void game()
{
char ret = 0;
char board[ROW][COL] = { 0 };
//ROW行 COL列,参考game.h
chushihua(board, ROW, COL);
//初始化把九宫格内变成空格
xianshiqipan(board,ROW,COL);
//开始下期
while (1)
{
//玩家下棋
playwanjia(board,ROW,COL);  //玩家走
system("cls");//清理一下
xianshiqipan(board, ROW, COL);  //打印一下
ret = iswin(board, ROW, COL);
if (ret != 'c')
{
break;
}
//c是游戏继续
//电脑下棋
computerxia(board, ROW, COL);
system("cls");
xianshiqipan(board, ROW, COL);
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");
}

}

void meue()
{
printf("==========================\n");
printf("======1.开始 0.结束=======\n");
printf("==========================\n");
}

void Text()
{
int input = 0;
srand((unsigned int)time(NULL));
do
{
meue();
printf("请选择:>");
scanf("%d", &input);
switch (input)
{
case 1:
game();
break;
case 0:
printf("游戏结束\n");
break;
default:
printf("请重新输入\n");
break;
}

} while (input);
}

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