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

求调