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

/**************************************************************
	Problem: 1068
	User: linyuhang
	Language: C++
	Result: Compile Error
****************************************************************/