import java.util.Scanner;
 
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
 
        for (int i = 1; i <= N; i++) {
            for (int space = 1; space <= N - i; space++) {
                System.out.print(" ");
            }
 
            for (int star = 1; star <= 2 * i - 1; star++) {
                System.out.print("*");
            }
 
            System.out.println();
        }
 
        sc.close();
    }
}
 

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NA==

4