how to pint pyramid in c++

//programme for print pyramid in c++ 

#include<iostream>
using namespace std;
main()
{
int i,j,k,l;
for(i=1;i<11;i++)
{
for(k=11;k>i;k--)
cout<<" ";

for(j=1;j<i;j++)
cout<<"*";

for(l=0;l<i;l++)
cout<<"*";

cout<<endl;
}
}

output