import java.util.Scanner;
public class PyramidPattern {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int rows = scanner.nextInt();
        if(rows<0||rows>10){
            System.out.println("Invalid input");
        }else if(!sc.hasNextInt()){
            System.out.println("Invalid input");
        }
        else{
        
        int stars = 1; 
        for (int i = 1; i <= rows; i++) {
            for (int j = i; j < rows; j++) {
                System.out.print(" ");
            }
            for (int k = 1; k <= stars; k++) {
                System.out.print("*");
            }
            System.out.println();
            stars += 2; 
        }}
        scanner.close();
    }
}