Triangle V2 Learn programming C#

using System;
public class exercise83
{
    public static void Main()
    {
        int n, ancho, alto;
        int row, column;

        Console.Write("Introduce un número: ");
        n = Convert.ToInt32(Console.ReadLine());

        Console.Write("Introduce la anchura: ");
        ancho = Convert.ToInt32(Console.ReadLine());
        alto = ancho;

        for (row = 0; row < alto; row++)
        {
            for (column = 0; column < ancho; column++)
                Console.Write(n);

            Console.WriteLine();

            ancho--;
        }
    }
}