public static void main(String[] args) {

Scanner scn = new Scanner(System.in);

System.out.println("Enter the no: ");

int n = scn.nextInt();

for (int i = 1; i <= n; i++) {

for (int j = 1; j <= n; j++) {

if (((i + j<=n+1 ) && (i >= j)) || ((i + j >= n+1) && (i <= j))) {

System.out.print("* ");

} else {

System.out.print(" ");

}

}

System.out.println();

}

scn.close();

}

}