···

include[HTML_REMOVED]

using namespace std;
int main(){
int n;
scanf(“%d”,&n);
for(int i=-n/2;i<=n/2;i){
for(int j=0;j<abs(i);j) cout<<” “;
for(int j=0;j<=2(n/2-abs(i));j++)cout<<””;
cout<<endl;

}

}
```