#include <iostream>
using namespace std;

void solve(int n){
    for(int i=1;i<=n+2;i++){
        for(int j=1;j<=n-1;j++){
            if(i==n+2) {
                cout<<"*";
            }
            else{
                cout<<" ";
            }
        }
        for(int j=0;j<1;j++){
            cout<<"e";
        }
        for(int j=0;j<n+2;j++){
            if(i==1){
                cout<<"*";
            }
        }
        for(int j=0;j<n;j++){
            if(i==(n+2)/2+1){
                cout<<"*";
            }
        }
        cout<<endl;
    }
}

int main()
{
    int n;
    cin>>n;
    
    if(n<3 || n%2==0){
        cout<<"Not Valid";
    }else{
        solve(n);
    }
    

    return 0;
}