#include<bits/stdc++.h>
using namespace std;
int main(){
    int n,i,j;
    cin>>n;
    for(i=n;i>=1;i--){
    	for(j=1;j<=n-i;j++){
    		cout<<" ";
    	}
    	for(j=1;j<=i*2-1;j++){
    		cout<<"*";
    	}cout<<endl;
    }
	return 0;
	
	
}
/**************************************************************
	Problem: 1070
	User: zhenghaoxuan
	Language: C++
	Result: Accepted
	Time:11 ms
	Memory:2072 kb
****************************************************************/