#include
using namespace std;
int main() {
int n;
cin >> n;
cout << "*";
for(int i=1;i<=(n-3)/2;i++) {
cout << " ";
}
for(int i=1;i=(n+1)/2;i++) {
cout<< "*";
}
cout << endl;
for(int row=1;row<=(n-3)/2;row++) {
cout << "*";
for(int i=1;i<=(n-3)/2;i++) {
cout << " ";
}
cout << "*";
}
cout << endl;
for(int i=1;i<=n;i++) {
cout << "*";
}
cout << endl;
for(int row=1;row<=(n-3)/2;row++) {
for(int i=1;i<=(n-3)/2+1;i++) {
cout << " ";
}
cout << "*";
for(int i=1;i<=(n-3)/2;i++) {
cout << " ";
}
cout << "*";
}
cout << endl;
for(int i=1;i<=(n+1)/2;i++) {
cout << "*";
}
for(int i=1;i<=(n-3)/2;i++) {
cout << " ";
}
cout << "*";
return 0;
}