int main()
{
int i,j;
int** snake=NULL;
int apple[2];
int score=0;
int tail[2];
int len=3;
char ch='p';
srand((unsigned)time(NULL));
init(apple);
snake=(int**)realloc(snake,sizeof(int*)*len);
for(i=0;i<len;i++)
snake[i]=(int*)malloc(sizeof(int)*2);
for(i=0;i<len;i++)
{
snake[i][0]=N/2;
snake[i][1]=N/2+i;
gotoxy(snake[i][0],snake[i][1]);
color(14);
cout<<""<<endl;
}
while(1)//进入消息循环
{
tail[0]=snake[len-1][0];
tail[1]=snake[len-1][1];
gotoxy(tail[0],tail[1]);
color(11);
cout<<""<<endl;
for(i=len-1;i>0;i--)
{
snake[i][0]=snake[i-1][0];
snake[i][1]=snake[i-1][1];
gotoxy(snake[i][0],snake[i][1]);
color(14);
cout<<""<<endl;
}
if(kbhit())
{
gotoxy(0,N+2);
ch=getche();
}
switch(ch)
{
case 'w':snake[0][1]--;break;
case 's':snake[0][1]++;break;
case 'a':snake[0][0]--;break;
case 'd':snake[0][0]++;break;
default: break;
}
gotoxy(snake[0][0],snake[0][1]);
color(14);
cout<<""<<endl;
Sleep(abs(200-0.5*score));
if(snake[0][0]==apple[0]&&snake[0][1]==apple[1])//
{
score++;
len++;
snake=(int**)realloc(snake,sizeof(int*)*len);
snake[len-1]=(int*)malloc(sizeof(int)*2);
apple[0]=rand()%N+1;
apple[1]=rand()%N+1;
gotoxy(apple[0],apple[1]);
color(12);
cout<<""<<endl;
gotoxy(N+5,3);
color(20);
cout<<score<<endl;
}
if(snake[0][1]==0||snake[0][1]==N||snake[0][0]==0||snake[0][0]==N)//
{
gotoxy(N/2,N/2);
color(30);
cout<<""<<endl;
for(i=0;i<len;i++)
free(snake[i]);
Sleep(INFINITE);
exit(0);
}
}
return 0;
}