animasi queue

#include
#include
#include

char pil;
int jml;
void delay();

struct node
{
char kar;
node *next;
};
node *tail; //ekor
node *now;
node *head;
void buatnodebaru()
{
tail=NULL;
head=NULL;
}
void push(char ch)
{
now=new node;
if(head==NULL)
{
now->kar=ch;
now->next=NULL;
tail=now;
head=now;

}
else
{
now->kar=ch;
now->next=NULL;
tail->next = now;
tail=now;
}
}

void enqueue()
{
int i;
char temp;
gotoxy(1,6);
cout<<" ";
gotoxy(1,8);
cout<<" ";
gotoxy(1,6);
cout<<"masukkan @ karakter : ";
cin>>temp;
gotoxy(1,6);
cout<<" ";

push(temp);
for(i=1;i<= 75-jml*6;i++)
{
gotoxy(i+1,20);cout<<" O";
gotoxy(i,21); cout<<"=("<kar<<")=";
gotoxy(i+1,22);cout<<"| |";
delay();
if(i!=75-jml*6)
{
gotoxy(i+1,20);cout<<" ";
gotoxy(i,21);cout<<" ";
gotoxy(i+1,22);cout<<" ";
}

}
}

void dequeue()
{
if(head==NULL)
{
gotoxy(1,8); cout<<"antrean kosong !";
delay();

}
else
{
jml=jml-1;
char delete_element=head->kar;
node *temp;
temp=head;
head=head->next;
delete temp;

for(int i=69;i<=76;i++)
{
gotoxy(i+1,20); cout<<" O";
gotoxy(i,21); cout<<"=("< gotoxy(i+1,22); cout<<"| |";
delay();
gotoxy(i+1,20); cout<<" ";
gotoxy(i,21); cout<<" ";
gotoxy(i+1,22); cout<<" ";
}
int byk=0;

while(byk!=jml)
{
byk=byk+1;
for(int i=69-byk*6;i<=75-byk*6;i++)
{
gotoxy(i+1,20); cout<<" O";
gotoxy(i,21); cout<<"=("<kar<<")=";
gotoxy(i+1,22); cout<<"| |";
delay();
if(i!=75-byk*6)
{
gotoxy(i+1,20); cout<<" ";
gotoxy(i,21); cout<<" ";
gotoxy(i+1,22); cout<<" ";
}
}
}
}
}

void input()
{
gotoxy(1,1);cout<<"1.Enqueue";
gotoxy(1,2);cout<<"2.Dequeue";
gotoxy(1,3);cout<<"3.Exit";
do
{
gotoxy(1,4);cout<<"masukkan pilihan anda[1/2/3] : ";
gotoxy(32,4);cin>>pil;
gotoxy(32,4);cout<<" ";
switch(pil)
{
case '1':
{
if(jml<10)
{
jml=jml+1;
enqueue();
}
else
{
gotoxy(1,8); cout<<"antrean penuh !";
delay();
gotoxy(1,8); cout<<" ";
}
break;
}
case '2':
{
dequeue();
break;
}
case '3':
{
exit(1);
break;
}
}
}while(1);
}

void main()
{
buatnodebaru();
jml=0;
clrscr();
input();
getch();
}
void delay()
{
for(int y=1;y<100;y++)
for(int x=1;x<100;x++)
for(int p=1;p<100;p++)
cout<<"";
}