Christmas Tree

<br />#include<iostream>
using namespace std;
int main()
{
cout<<"tt -:Christmas Tree:-"<<endl;
int a=15,x,b,p=0;
for(b=1; b<=a; b++)
{
p++;
for(int i=0;i<=p;i++)
{
for(x=2*a-1-i;x>=b;x--)
{
cout<<" ";
}
if(b+i<a)
{
for(int x=1;x<=b+i;x++)

{
cout<<"* ";
}
cout<<endl;
}
else
goto end;
}
}
end:
p=0;
for(int i=0;i<6;i++)
{
for(int j=12+p;j>=1;j--)
{
cout<<" ";
}
p=a;
for(int k=0;k<3;k++)
{
cout<<"* ";
}
cout<<endl;
}
cout<<"ttttt@ Myprogworld.....!!"<<endl;
}