using System;
public class Program
{
public static void Main()
int limite =9;
string asterisco ="";
string a ="";
int aux =1;
while (aux<=9){
for (int x=1; x<=limite; x++){
asterisco = asterisco + limite;
}
Console.WriteLine(asterisco);
a=a+" ";
asterisco="";
limite = limite -1;
aux=aux+1;