/*N=5 i space star

* * * * * * * * * 5 0 9

* * * * * * * 4 1 7

* * * * * 3 2 5

* * * 2 3 3

* 1 4 1

1 2 3 4 5

i n-i (i*2)-1

*/

import java.util.Scanner;

public class Ptrn35

{

public static void main(String[] args)

{

Scanner sc=new Scanner(System.in);

System.out.println("enter the no of lines: ");

int n=sc.nextInt();

for(int i=n;i>0;i--) //row

{

for(int j=1;j<=n-i;j++) //space

{

System.out.print(" ");

}

for(int j=1;j<=(i*2)-1;j++) //stars

{

System.out.print("* ");

}

System.out.println();

sc.close();

}

}

}