#include <bits/stdc++.h>
	using namespace std;
	int main(){
		int i,j,n;
		cin>>n;
		for(i=1;i<=n/2+1;i++){
			for(j=1;j<=i-1;j++){
				cout<<" "; 
			} 
			for(j=1;j<=n;j++) {
				cout<<"*"; 
			}cout<<endl; 
		} 
		for(i=n/2;i>=1;i--){
			for(j=1;j<=i-1;j++){
				cout<<" "; 
			} 
			for(j=1;j<=n;j++) {
				cout<<"*"; 
			}cout<<endl; 
		} 
		}
	
	
	
	
	
	
	
	
	
	
	 
/**************************************************************
	Problem: 1219
	User: zhuangwenya
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/