include

using namespace std;
int main()
{
int n,i;
int m;
while(cin>>n)
{
for(i=1;i<=n;i++)
{
m=i;
for(m=1;m<=n-i;m++)
{
cout<<" ";
}
for(m=1;m<=2i-1;m++)
cout<<"";
cout<<endl;
}//上金字塔

     for(i=n-1;i>=1;i--)
    {
        m=i;
        for(m=1;m<=n-i;m++)
        {
            cout<<" ";
        }
        for(m=1;m<=2*i-1;m++)
            cout<<"*";
        cout<<endl;
    }
}
return 0;

}#include<iostream>
using namespace std;
int main()
{
int n,i;
int m;
while(cin>>n)
{
for(i=1;i<=n;i++)
{
m=i;
for(m=1;m<=n-i;m++)
{
cout<<" ";
}
for(m=1;m<=2i-1;m++)
cout<<"";
cout<<endl;
}//上金字塔</iostream>

     for(i=n-1;i>=1;i--)
    {
        m=i;
        for(m=1;m<=n-i;m++)
        {
            cout<<" ";
        }
        for(m=1;m<=2*i-1;m++)
            cout<<"*";
        cout<<endl;
    }
}
return 0;

}