#include<bits/stdc++.h>;

 using namespace std;

 int main() {

    int n;

    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;

    }

}