#include <iostream.h>
#include <conio.h>
int main()
{
int a;
cout<<"Enter The Number Of Rows :  ";
cin>>a;
cout<<endl;
for(int i=1;i<=(2*a)+1;i++)
{
for(int j=1;j<=(2*a)+1;j++)
{
if(i==j||i+j==(2*a+1)+1)

cout<<"*";
else
cout<<" ";
}
cout<<endl;

}

 getch();
 return 0;
}