Program to make a butterfly in c++ programming

---------------------Program to make a butterfly in C++ programming---------------------------------

#include<iostream.h>
#include<conio.h>
#include<string.h>
#include<dos.h>
void main()
{
int i,l,j,sp,u,s,t=0;
clrscr();
char * b=("***************");
l=strlen(b);
u=2*l-2;
for(i=1;i<=l;i++)
{
textcolor(i);
delay(300);
cout.write(b,i);
for(sp=u;sp>=0;sp=sp-1)
{
cout<<" ";
}
cout.write(b,i);
cout<<"\n";
u=u-2;
}
for(j=l;j>0;j--)
{
delay(300);
cout.write(b,j);
for(s=0;s<=t;s++)
{
cout<<" ";
}
cout.write(b,j);
cout<<"\n";
t=t+2;
}
getch();
}


Note---This program will run only in dos box....

It's output look's like :-