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