package basic.star;

import java.util.Scanner;

/*

*

***

*****

*******

*****

***

*

*/

public class Star7 implements StarInterface{

@Override

public void StarPrint() {

Scanner scan = new Scanner(System.in);

int H;

int re =0;

do{

if(re==0) System.out.println("홀수를 입력해주십시요.");

else System.out.println("짝수를 입력하셨습니다.");

H = scan.nextInt();

re++;

}while(H%2==0);

int HMid = H/2;

int W = H;

int WMid = W/2;

int star = 0;

for(int i = 0 ; i<H;i++){

for(int j = 0; j<W;j++){

if(WMid-star<=j&&WMid+star>=j) System.out.print("*");

else System.out.print(" ");

}

if(i<HMid) star++;

else star--;

System.out.println();

}

}

}