import java.util.Scanner;
public class main{
    public static void main(String[]args){
        Scanner sc=new Scanner(System.in);
        int n=sc.nextInt();
        if(n<=0 && !sc.hasNextInt()){
            System.out.println("Invalid input");
            return;
        }
        for(int i=1;i<=n;i++){
            for(int j=i;j<n;j++){
                System.out.print(" ");
            }
            for (int k=1;k<=(2*i-1);k++){
                System.out.print("*");
            }
            System.out.print();
        }
        
    }
}