#include <iostream>
using namespace std;
int main() {
int n;
cin >> n;
int sp=0;
for(int i=0;i<n;i++){
for(int j=0;j<n-i;j++){
cout << "*";
}
for (int j=0;j<=sp;j++){
cout << " ";
}
for(int j=0;j<n-i;j++){
cout << "*";
}
}
return 0;
}
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