#include<bits/stdc++.h>
using namespace std;
int main()
{
int n;
cin>>n;
int a=(n+1)/2;
int b=a-1;

for(int i=1;i<=a;i++) 
{
	for(int j=1;j<=i-1;j++)
		cout<<" ";
	for(int j=1;j<=n;j++)
		cout<<"*";
	cout<<endl;
}
for(int i=1;i<=b;i++) 
{
	for(int j=a-3;j>=i-1;j--)
		cout<<" ";
	for(int j=1;j<=n;j++)
		cout<<"*";
		
	cout<<endl;
	
}
	


	return 0;
}

/**************************************************************
	Problem: 1219
	User: sf751616
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/