#include<stdio.h>
#include<iostream>
#include<math.h>
using namespace std;
int main()
{
	int n;
	cin>>n;
	for(int i=1;i<=n+1;i++)
	{
		for(int j=1;j<=n*2+1;j++)
		{
			if(n-i+2==j||n+i==j)
			{
				cout<<"*";
			}
			else
			{
				cout<<" ";
			}
		}
		cout<<endl;
	}
	for(int i=n;i>=1;i--)
	{
		for(int j=1;j<=n*2+1;j++)
		{
			if(n-i+2==j||n+i==j)
			{
				cout<<"*";
			}
			else
			{
				cout<<" ";
			}
		}
		cout<<endl;
	}
}

/*
   *
  * *
 *   *
*     *
 *   *
  * *
   *  

*/

#include <iostream>
using namespace std;
const int INF = 0x3f3f3f3f;
const int N = 1e5 + 10;

int n; 

int main()
{
	cin >> n;
	
	//首行 
	for(int i = 1; i <= n; i++)
		cout << " ";
	cout << "*" << endl;
	//上半部分
	for(int i = 1; i <= n; i++)
	{
		//空格 
		for(int j = 1; j <= n - i; j++)
			cout << " ";
		cout << "*";
		//中间空格 
		for(int j = 1; j <= 2 * i - 1; j++) 
			cout << " ";
		cout << "*" << endl; 
	} 
	//下半部分 
	for(int i = 1; i <= n - 1; i++)
	{
		//空格
		for(int j = 1; j <= i; j++)
			cout << " ";
		cout << "*";
		//中间空格
		for(int j = 1; j <= 2 * n - 1 - 2 * i; j++)
			cout << " ";
		cout << "*" << endl;
	}
	//最后一行 
	for(int i = 1; i <= n; i++)
		cout << " ";
	cout << "*" << endl;
    return 0;
}

#include<iostream>
using namespace std;
int main()
{
	int n;
	cin >> n;
	for(int i = 1;i <= n + 1;i++)
	{
		for(int j = 1;j <= n * 2 + 1;j++)
		{
			if(n - i + 2==j||n + i==j)
			{
				cout << "*";
			}
			else
			{
				cout << " ";
			}
		}
		cout << endl;
	}
	for(int i = n;i >= 1;i--)
	{
		for(int j = 1;j <= n * 2 + 1;j++)
		{
			if(n - i + 2 == j||n + i == j)
			{
				cout << "*";
			}
			else
			{
				cout << " ";
			}
		}
		cout << endl;
	}
	return 0;
}

#include <bits/stdc++.h>
using namespace std;
int n,sum;
int main()
{
	cin>>n;
	for(int i=0;i<n+1;i++){
	for(int j=1;j<=n-i;j++)cout<<" ";
	cout<<"*";
	if(i!=0){
	for(int j=1;j<=i+sum;j++)cout<<" ";
	cout<<"*";
	sum++;
		}
	cout<<endl;
	}
	sum = n-2;
	for(int i=1;i<=n;i++){
	for(int j=1;j<=i;j++)cout<<" ";
	cout<<"*";
	if(i!=n){
	for(int j=1;j<=n-i+sum;j++)cout<<" ";
	cout<<"*";
	sum--;
		}
	cout<<endl;
	}
	return 0;
}

#include <math.h>
#include <stack>
#include <stdio.h>
#include <iostream>
#include <vector>
#include <iomanip>
#include <string.h>
#include <algorithm>
using namespace std;
#define LL long long
const int N = 1e5 + 10;
const int INF = 0x3f3f3f3f;
int main()   
{
	int n;
	cin >> n;
	for(int i = 1 ; i <= n + 1 ; i++)
	{
		for(int j = 1 ; j <= n * 2 + 1 ; j++)
		{
			if(n - i + 2 == j || n + i==j)
				cout << "*";
			else
			    cout << " ";
		}
		cout << endl;
	}
	for(int i = n ; i >= 1 ; i--)
	{
		for(int j = 1 ; j <= n * 2 + 1 ; j++)
		{
			if(n - i + 2 == j || n + i == j)
				cout << "*";
			else
				cout << " ";
		}
		cout << endl;
	}
}

#include<stdio.h> #include #include<math.h> using namespace std; int main() { int n; cin>>n; for(int i=1;i<=n+1;i++) { for(int j=1;j<=n2+1;j++) { if(n-i+2j||n+ij) { cout<<""; } else { cout<<" "; } } cout<<endl; } for(int i=n;i>=1;i--) { for(int j=1;j<=n2+1;j++) { if(n-i+2j||n+ij) { cout<<""; } else { cout<<" "; } } cout<<endl; } }

#include<stdio.h>
#include<iostream>
#include<math.h>
using namespace std;
int main()
{
	int n;
	cin>>n;
	for(int i=1;i<=n+1;i++)
	{
		for(int j=1;j<=n*2+1;j++)
		{
			if(n-i+2==j||n+i==j)
			{
				cout<<"*";
			}
			else
			{
				cout<<" ";
			}
		}
		cout<<endl;
	}
	for(int i=n;i>=1;i--)
	{
		for(int j=1;j<=n*2+1;j++)
		{
			if(n-i+2==j||n+i==j)
			{
				cout<<"*";
			}
			else
			{
				cout<<" ";
			}
		}
		cout<<endl;
	}
}

#include<stdio.h>
#include<iostream>
#include<math.h>
using namespace std;
int main()
{
	int n;
	cin>>n;
	for(int i=1;i<=n+1;i++)
	{
		for(int j=1;j<=n*2+1;j++)
		{
			if(n-i+2==j||n+i==j)
			{
				cout<<"*";
			}
			else
			{
				cout<<" ";
			}
		}
		cout<<endl;
	}
	for(int i=n;i>=1;i--)
	{
		for(int j=1;j<=n*2+1;j++)
		{
			if(n-i+2==j||n+i==j)
			{
				cout<<"*";
			}
			else
			{
				cout<<" ";
			}
		}
		cout<<endl;
	}
}