TOWER OF HANOI SOLVED IN GRAPHICS...

/Hey guys, its Gaurav Singhal presenting a Dynamic view of TOWER OF HANOI problem,....

#include<graphics.h>
#include<stdio.h>
#include<conio.h>
#include<dos.h>
#define Y 20
int n,delaytime;
int manual=0,flag=1;
int diskisin[5];
int position[5];
int countdisk[3];
void box(int x1,int y1,int x2,int y2,int work)
{
int c2=RED,c1=BLUE;
if(work)
{
if(flag==0)
flag=1;
else
flag=0;
switch(flag)
{
case 0: c1=RED;
c2=BLUE;
break;
case 1: c2=RED;
c1=BLUE;
break;
}
}
bar(x1,y1,x2,y2);
setcolor(c1);
line(x1,y1,x2,y1);
line(x1,y1,x1,y2);
setcolor(c2);
line(x1,y2,x2,y2);
line(x2,y1+1,x2,y2);
}
void create(int n)
{
int i,x,y,size;
for(i=0;i<n;i++)
{
//creates box
x=5+(diskisin[i]*215)+((4-i)*20);
y=150+position[i]*30;
size=40+i*40;
setfillstyle(SOLID_FILL,10+i);
box(x,y,x+size,y+Y,1);
}
}
void movedisk(int Disk,int from, int to)
{
int x,y,size=Disk*40,tx,ty;
//box cordinates...
x=5+(diskisin[Disk-1]*215)+((5-Disk)*20);
y=150+position[Disk-1]*30;
do
{
setfillstyle(SOLID_FILL,BLACK);
bar(x,y,x+size,y+Y);
y-=30;
setfillstyle(SOLID_FILL,9+Disk);
box(x,y,x+size,y+Y,1);
if(manual) getch();
else delay(delaytime);
}while(y>60);
tx=5+(to*215)+((5-Disk)*20);
do
{
setfillstyle(SOLID_FILL,BLACK);
bar(x,y,x+size,y+Y);
if(tx<x) x-=43; else x+=43;
setfillstyle(SOLID_FILL,9+Disk);
box(x,y,x+size,y+Y,1);
if(manual) getch();
else delay(delaytime);
}while(x!=tx);
position[Disk-1]=n-1-countdisk[to];
countdisk[to]++;
countdisk[from]--;
diskisin[Disk-1]=to;
ty=150+position[Disk-1]*30;
do
{
setfillstyle(SOLID_FILL,BLACK);
bar(x,y,x+size,y+Y);
y+=30;
setfillstyle(SOLID_FILL,9+Disk);
box(x,y,x+size,y+Y,1);
if(manual) getch();
else delay(delaytime);
}while(y<ty);
}
void tower(int n,int from,int to,int aux)
{
//recursive call function...(logic for TOWER OF HANOi)
if(n==1)
{
movedisk(1,from,to);
return;
}
tower(n-1,from,aux,to);
movedisk(n,from,to);
tower(n-1,aux,to,from);
}
int main()
{
int i;
int gd=DETECT,gm;
do
{
printf("\nEnter no. of disks :-limit(1-5):-  ");
scanf("%d",&n);
}while((n<1)&&(n>5));
delaytime=(6-n)*100;
initgraph(&gd,&gm,"c:\\tc\\bgi");
settextstyle(TRIPLEX_FONT,HORIZ_DIR,1);
setbkcolor(RED);
cleardevice();
setfillstyle(SOLID_FILL,GREEN);
box(150,13,490,33,0);
box(160,324,480,346,0);
setcolor(WHITE);
outtextxy(180,10,"T O W E R  O F  H A N O I");
setcolor(RED);
outtextxy(190,321,"Developed by - Gaurav Singhal");
setcolor(DARKGRAY);
outtextxy(181,11,"T O W E R  O F  H A N O I");
setcolor(BLUE);
outtextxy(191,322,"Developed by - Gaurav Singhal");
countdisk[0]=n;
countdisk[1]=0;
countdisk[2]=0;
for(i=0;i<n;i++)
{
position[i]=i;
diskisin[i]=0;
}
create(n);
tower(n,0,2,1);
getch();
closegraph();
return 0;
}

*Please Leave comments regarding the program...and share it....* 
-Gaurav Singhal