#include <dos.h>
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <conio.h>
#include <bios.h>
#include <alloc.h>
/* 定义二维数组ghouse来记录屏幕上各点的状态，
其中：0表示什么都没有，'b'表示箱子，'w'表示墙壁，'m'表示目的地，'i'表示箱子在目的地。 */
char ghouse[20][20];
/* 以下函数为直接写屏函数，很酷的函数哦！是我朋友告诉我的。 */
char far *screen=(char far* )0xb8000000;
void putchxy(int y,int x,char ch,char fc,char bc)
{
screen[(x*160)+(y<<1)+0]=ch;
screen[(x*160)+(y<<1)+1]=(bc*16)+fc;
}
/* 定义判断是否胜利的数据结构 */
typedef struct winer {
int x,y;
struct winer *p;
}winer;
/
* 箱子位置的数据结构 */
typedef struct boxs {
int x,y;
struct boxs *next;
}boxs;
/* 在特定的坐标上画墙壁并用数组记录状态的函数 */
void printwall(int x,int y)
{
putchxy(y-1,x-1,219,MAGENTA,BLACK);
ghouse[x][y]='w';
}
/
* 在特定的坐标上画箱子并用数组记录状态的函数 */
void printbox(int x,int y)
{
putchxy(y-1,x-1,10,WHITE,BLACK);
ghouse[x][y]='b';
}
/* 在特定的坐标上画目的地并用数组记录状态的函数 */
void printwhither1(int x,int y,winer **win,winer **pw)
{
winer *qw;
putchxy(y-1,x-1,'*',YELLOW,BLACK);
ghouse[x][y]='m';
if(*win==NULL)
{
*win=*pw=qw=(winer* )malloc(sizeof(winer));
(*pw)->x=x;(*pw)->y=y;(*pw)->p=NULL;
}
else
{
qw=(winer* )malloc(sizeof(winer));
qw->x=x;qw->y=y;(*pw)->p=qw;(*pw)=qw;qw->p=NULL;
}
}
/* 在特定的坐标上画目的地并用数组记录状态的函数 */
void printwhither(int x,int y)
{
putchxy(y-1,x-1,'*',YELLOW,BLACK);
ghouse[x][y]='m';
}
/* 在特定的坐标上画人的函数 */
void printman(int x,int y)
{
gotoxy(y,x);
_AL=02;_CX=01;_AH=0xa;
geninterrupt(0x10);
}
/* 在特定的坐标上画箱子在目的地上并用数组记录状态的函数 */
void printboxin(int x,int y)
{
putchxy(y-1,x-1,10,YELLOW,BLACK);
ghouse[x][y]='i';
}
/* 初始化函数，初始化数组和屏幕 */
void init()
{
int i,j;
system("cls");
for(i=0;i<20;i++)
for(j=0;j<20;j++)
ghouse[i][j]=0;
_AL=3;
_AH=0;
geninterrupt(0x10);
gotoxy(40,4);
printf("Welcome to push box world!");
gotoxy(40,6);
printf("Press up,down,left,right to play.");
gotoxy(40,8);
printf("Press Esc to quit it.");
gotoxy(40,10);
printf("Press space to reset the game.");
gotoxy(40,12);
printf("April 30th 2004.");
}
/* 第一关的图象初始化 */
winer *inithouse1()
{
int x,y;
winer *win=NULL,*pw;
gotoxy(8,2);
printf("Level No.1");
for(x=1,y=5;y<=9;y++)
printwall(x+4,y+10);
for(y=5,x=2;x<=5;x++)
printwall(x+4,y+10);
for(y=9,x=2;x<=5;x++)
printwall(x+4,y+10);
for(y=1,x=3;x<=8;x++)
printwall(x+4,y+10);
for(x=3,y=3;x<=5;x++)
printwall(x+4,y+10);
for(x=5,y=8;x<=9;x++)
printwall(x+4,
y+10);
for(x=7,y=4;x<=9;x++)
printwall(x+4,y+10);
for(x=9,y=5;y<=7;y++)
printwall(x+4,y+10);
for(x=8,y=2;y<=3;y++)
printwall(x+4,y+10);
printwall(5+4,4+10);
printwall(5+4,7+10);
printwall(3+4,2+10);
printbox(3+4,6+10);
printbox(3+4,7+10);
printbox(4+4,7+10);
printwhither1(4+4,2+10,&win,&pw);
printwhither1(5+4,2+10,&win,&pw);
printwhither1(6+4,2+10,&win,&pw);
printman(2+4,8+10);
return win;
}
/* 第三关的图象初始化 */
winer *inithouse3()
{int x,y;
winer *win=NULL,*pw;
gotoxy(8,3);
printf("Level No.3");
for(x=1,y=2;y<=8;y++)
printwall(x+4,y+10);
for(x=2,y=2;x<=4;x++)
printwall(x+4,y+10);
for(x=4,y=1;y<=3;y++)
printwall(x+4,y+10);
for(x=5,y=1;x<=8;x++)
printwall(x+4,y+10);
for(x=8,y=2;y<=5;y++)
printwall(x+4,y+10);
for(x=5,y=5;x<=7;x++)
printwall(x+4,y+10);
for(x=7,y=6;y<=9;y++)
printwall(x+4,y+10);
for(x=3,y=9;x<=6;x++)
printwall(x+4,y+10);
for(x=3,y=6;y<=8;y++)
printwall(x+4,y+10);
printwall(2+4,8+10);
printwall(5+4,7+10);
printbox(6+4,3+10);
printbox(4+4,4+10);
printbox(5+4,6+10);
printwhither1(2+4,5+10,&win,&pw);
printwhither1(2+4,6+10,&win,&pw);
printwhither1(2+4,7+10,&win,&pw);
printman(2+4,4+10);
return win;
}
/* 第二关的图象初始化 */
winer *inithouse2()
{int x,y;
winer *win=NULL,*pw;
gotoxy(8,2);
printf("Level No.2");
for(x=1,y=4;y<=7;y++)
printwall(x+4,y+10);
for(x=2,y=2;y<=4;y++)
printwall(x+4,y+10);
for(x=2,y=7;x<=4;x++)
printwall(x+4,y+10);
for(x=4,y=1;x<=8;x++)
printwall(x+4,y+10);
for(x=8,y=2;y<=8;y++)
printwall(x+4,y+10);
for(x=4,y=8;x<=8;x++)
printwall(x+4,y+10);
for(x=4,y=6;x<=5;x++)
printwall(x+4,y+10);
for(x=3,y=2;x<=4;x++)
printwall(x+4,y+10);
for(x=4,y=4;x<=5;x++)
printwall(x+4,y+10);
printwall(6+4,3+10);
printbox(3+4,5+10);
printbox(6+4,6+10);
printbox(7+4,3+10);
printwhither1(5+4,7+10,&win,&pw);
printwhither1(6+4,7+10,&win,&pw);
printwhither1(7+4,7+10,&win,&pw);
printman(2+4,6+10);
return win;
}
/* 第四关的图象初始化 */
winer *inithouse4()
{int x,y;
winer *win=NULL,*pw;
gotoxy(8,2);
printf("Level No.4");
for(x=1,y=1;y<=6;y++)
printwall(x+4,y+10);
for(x=2,y=7;y<=8;y++)
printwall(x+4,y+10);
for(x=2,y=1;x<=7;x++)
printwall(x+4,y+10);
for(x=7,y=2;y<=4;y++)
printwall(x+4,y+10);
for(x=6,y=4;y<=9;y++)
printwall(x+4,y+10);
for(x=3,y=9;x<=5;x++)
printwall(x+4,y+10);
for(x=3,y=3;y<=4;y++)
printwall(x+4,y+10);
printwall(3+4,8+10);
printbox(3+4,5+10);
printbox(4+4,4+10);
printbox(4+4,6+10);
printbox(5+4,5+10);
printbox(5+4,3+10);
printwhither1(3+4,7+10,&win,&pw);
printwhither1(4+4,7+10,&win,&pw);
printwhither1(5+4,7+10,&win,&pw);
printwhither1(4+4,8+10,&win,&pw);
printwhither1(5+4,8+10,&win,&pw);
printman(2+4,2+10);
return win;
}
/* 移动在空地上的箱子到空地上 */
movebox(int x,int y,char a)
{switch(a)
{
case 'u':ghouse[x-1][y]=0;printf(" ");
pr
intbox(x-2,y);printman(x-1,y);
ghouse[x-2][y]='b';break;
case 'd':ghouse[x+1][y]=0;printf(" ");
printbox(x+2,y);printman(x+1,y);
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ghouse[x+2][y]='b';break;
case 'l':ghouse[x][y-1]=0;printf(" ");
printbox(x,y-2);printman(x,y-1);
ghouse[x][y-2]='b';break;
case 'r':ghouse[x][y+1]=0;printf(" ");
printbox(x,y+2);printman(x,y+1);
ghouse[x][y+2]='b';break;
default: break;
}
}
/* 移动在目的地上的箱子到空地上 */
moveinbox(int x,int y,char a)
{switch(a)
{
case 'u':ghouse[x-1][y]='m';printf(" ");
printbox(x-2,y);printman(x-1,y);
ghouse[x-2][y]='b';break;
case 'd':ghouse[x+1][y]='m';printf(" ");
printbox(x+2,y);printman(x+1,y);
ghouse[x+2][y]='b';break;
case 'l':ghouse[x][y-1]='m';printf(" ");
printbox(x,y-2);printman(x,y-1);
ghouse[x][y-2]='b';break;
case 'r':ghouse[x][y+1]='m';printf(" ");
printbox(x,y+2);printman(x,y+1);
ghouse[x][y+2]='b';break;
default: break;
}
}
/* 移动在空地上的箱子到目的地上 */
moveboxin(int x,int y,char a)
{switch(a)
{
case 'u':ghouse[x-1][y]=0;printf(" ");
printboxin(x-2,y);printman(x-1,y);
ghouse[x-2][y]='i';break;
case 'd':ghouse[x+1][y]=0;printf(" ");
printboxin(x+2,y);printman(x+1,y);
ghouse[x+2][y]='i';break;
case 'l':ghouse[x][y-1]=0;printf(" ");
printboxin(x,y-2);printman(x,y-1);
ghouse[x][y-2]='i';break;
case 'r':ghouse[x][y+1]=0;printf(" ");
printboxin(x,y+2);printman(x,y+1);
ghouse[x][y+2]='i';break;
default: break;
}
}
/* 移动在目的地上的箱子到目的地 */
moveinboxin(int x,int y,char a)
{switch(a)
{
case 'u':ghouse[x-1][y]='m';printf(" ");
printboxin(x-2,y);printman(x-1,y);
ghouse[x-2][y]='i';break;
case 'd':ghouse[x+1][y]='m';printf(" ");
printboxin(x+2,y);printman(x+1,y);
ghouse[x+2][y]='i';break;
case 'l':ghouse[x][y-1]='m';printf(" ");
printboxin(x,y-2);printman(x,y-1);
ghouse[x][y-2]='i';break;
case 'r':ghouse[x][y+1]='m';printf(" ");
printboxin(x,y+2);printman(x,y+1);
ghouse[x][y+2]='i';break;
default: break;
}
}
/* 判断特定的坐标上的状态 */
int judge(int x,int y)
{int i;
switch(ghouse[x][y])
{
case 0: i=1;break;
case 'w': i=0;break;
case 'b': i=2;break;
case 'i': i=4;break;
case 'm': i=3;break;
default: break;
}
return i;
}
/* 处理按下键盘后，人物移动的主函数 */
move(int x,int y,char a)
{switch(a)
{
case 'u':if(!judge(x-1,y)) {gotoxy(y,x);break;}
else if(judge(x-1,y)==1||judge(x-1,y)==3)
{if(judge(x,y)==3)
{ printwhither(x,y);printman(x-1,y);break;}
else
{printf(" ");printman(x-1,y);break;}
}
else if(judge(x-1,y)==2)
{ if(judge(x-2,y)==1)
{movebox(x,y,'u');
if(judge(x,y)==3) printwhither(x,y); gotoxy(y,x-1);
}
else if(judge(x-2,y)==3)
{ moveboxin(x,y,'u');
if(judge(x,y)==3) printwhither(x,y); gotoxy(y,x-1);
}
else gotoxy(y,x);
break;
}
else if(judge(x-1,y)==4)
{ if(judge(x-2,y)==1)
{moveinbox(x,y,'u');
if(judge(x,y)==3) pr
intwhither(x,y);gotoxy(y,x-1);
}
else if(judge(x-2,y)==3)
{ moveinboxin(x,y,'u');
if(judge(x,y)==3) printwhither(x,y);gotoxy(y,x-1);
}
else gotoxy(y,x);
break;
}
case 'd':if(!judge(x+1,y)) {gotoxy(y,x);break;}
else if(judge(x+1,y)==1||judge(x+1,y)==3)
{if(judge(x,y)==3)
{ printwhither(x,y);printman(x+1,y);break;}
else
{printf(" ");printman(x+1,y);break;}
}
else if(judge(x+1,y)==2)
{ if(judge(x+2,y)==1)
{movebox(x,y,'d');
if(judge(x,y)==3) printwhither(x,y);gotoxy(y,x+1);
}
else if(judge(x+2,y)==3)
{moveboxin(x,y,'d');
if(judge(x,y)==3) printwhither(x,y);gotoxy(y,x+1);
}
else gotoxy(y,x);
break;
}
else if(judge(x+1,y)==4)
{ if(judge(x+2,y)==1)
{moveinbox(x,y,'d');
if(judge(x,y)==3) printwhither(x,y);gotoxy(y,x+1);
}
else if(judge(x+2,y)==3)
{moveinboxin(x,y,'d');
if(judge(x,y)==3) printwhither(x,y);gotoxy(y,x+1);
}
else gotoxy(y,x);
break;
}
case 'l':if(!judge(x,y-1)) {gotoxy(y,x);break;}
else if(judge(x,y-1)==1||judge(x,y-1)==3)
{if(judge(x,y)==3)
{ printwhither(x,y);printman(x,y-1);break;}
else
{printf(" ");printman(x,y-1);break;}
}
else if(judge(x,y-1)==2)
{ if(judge(x,y-2)==1)
{movebox(x,y,'l');
if(judge(x,y)==3) printwhither(x,y); gotoxy(y-1,x);
}
else if(judge(x,y-2)==3)
{moveboxin(x,y,'l');
if(judge(x,y)==3) printwhither(x,y); gotoxy(y-1,x);
}
else gotoxy(y,x);
break;
}
else if(judge(x,y-1)==4)
{ if(judge(x,y-2)==1)
{moveinbox(x,y,'l');
if(judge(x,y)==3) printwhither(x,y); gotoxy(y-1,x);
}
else if(judge(x,y-2)==3)
{moveinboxin(x,y,'l');
if(judge(x,y)==3) printwhither(x,y); gotoxy(y-1,x);
}
else gotoxy(y,x);
break;
}
case 'r':if(!judge(x,y+1)) {gotoxy(y,x);break;}
else if(judge(x,y+1)==1||judge(x,y+1)==3)
{if(judge(x,y)==3)
{printwhither(x,y);printman(x,y+1);break;}
else
{printf(" ");printman(x,y+1);break;}
}
else if(judge(x,y+1)==2)
{ if(judge(x,y+2)==1)
{movebox(x,y,'r');
if(judge(x,y)==3) printwhither(x,y); gotoxy(y+1,x);
}
else if(judge(x,y+2)==3)
{moveboxin(x,y,'r');
if(judge(x,y)==3) printwhither(x,y); gotoxy(y+1,x);
}
else gotoxy(y,x);
break;
}
else if(judge(x,y+1)==4)
{ if(judge(x,y+2)==1)
{moveinbox(x,y,'r');
if(judge(x,y)==3) printwhither(x,y); gotoxy(y+1,x);
}
else if(judge(x,y+2)==3)
{moveinboxin(x,y,'r');
if(judge(x,y)==3) printwhither(x,y); gotoxy(y+1,x);
}
else gotoxy(y,x);
break;
}
default: break;
}
}
/* 按下空格键后，回到本关开头的函数 */
void reset(int i)
{switch(i)
{
case 0: init();
inithouse1();break;
case 1: init();
inithouse2();break;
case 2: init();
inithouse3();break;
case 3: init();
inithouse4();break;
default:break;
}
}
/* 主函数main */
main()
{int key,x,y,s,i=0;
winer *win,*pw;
_AL=3;_AH=0;
geninterrupt(0x10);
init();
win=inithouse1();
do{
_AH=3;
geninterrupt(0x10);
x=_DH+1;y=_DL+1;
while(bioskey(1)==0);
key=bioskey(0);
switch(key
)
{
case 0x4800:move(x,y,'u');break; /* 按下向上键后 */
case 0x5000:move(x,y,'d');break; /* 按下向下键后 */
case 0x4b00:move(x,y,'l');break; /* 按下向左键后 */
case 0x4d00:move(x,y,'r');break; /* 按下向右键后 */
case 0x3920:reset(i);break; /* 按下空格键后 */
default:break;
}
s=0;
pw=win;
while(pw)
{
if(ghouse[pw->x][pw->y]=='m') s++;
pw=pw->p;
}
if(s==0)
{
free(win);
gotoxy(25,2);
printf("Congratulate! You have passed Level %d!",i+1);
getch();
i++;
switch(i)
{
case 1: init();
win=inithouse2();break;
case 2: init();
win=inithouse3();break;
case 3: init();
win=inithouse4();break;
case 4: gotoxy(8,14);
printf("Great! You have passed all the levels! Press any key to quit!");
key=0x011b;getch();break;
default: break;
}
}
}while(key!=0x011b);
_AL=3;
_AH=0;
geninterrupt(0x10);
}

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