#include <iostream> 
 using namespace std; 
  
 int mutlak(int a){ 
 	if(a<0){ 
 		a = -a; 
 	} 
 	return a; 
 } 
  
 int main(){ 
 	while(true){ 
 	 
 		int a; 
 		cout << "lutfen bir sayi giriniz(tek) : "; 
 		cin >> a; 
 		if(a%2==0){ 
 			cout << "lutfen tek sayi giriniz" << endl; 
 		}else{ 
 			 
 			for(int i=0; i<a; i++){ 
 				int k = 0; 
 				for(int c=0; c<( mutlak((a/2)-i)); c++){ 
 					cout << "w"; 
 					k++; 
 				} 
 				for(int d=0; d<a-(k*2); d++){ 
 					cout << "*"; 
 				} 
 				for(int c=0; c<( mutlak((a/2)-i)); c++){ 
 					cout << "w"; 
 					k++; 
 				} 
 				cout << endl; 
 			} 
 			cout << endl; 
 		} 
 	} 
 	 
 }