using System;

public class Program

{

    public static void Main()

    {

        string letter, Divine_Comedy = "Dante";

int vowels = 0, consonants = 0, space = 0, punctuation = 0, lines = 0, names = 0, infernus = 0, numbers = 0, chant = 0;

​

for (int n = 0; n < Divine_Comedy.Length; n++)

{

    letter = Divine_Comedy.Substring(n, 1);

    if (char.Parse(letter) == 32)

    {

        space++;

    }

    else if (char.Parse(letter.ToUpper()) == 65 || char.Parse(letter.ToUpper()) == 69 ||

             char.Parse(letter.ToUpper()) == 73 || char.Parse(letter.ToUpper()) == 79 ||

             char.Parse(letter.ToUpper()) == 85)

    {

        vowels++;

    }

    else if (char.Parse(letter.ToUpper()) > 65 && char.Parse(letter.ToUpper()) < 69 ||

             char.Parse(letter.ToUpper()) > 69 && char.Parse(letter.ToUpper()) < 73 ||

             char.Parse(letter.ToUpper()) > 73 && char.Parse(letter.ToUpper()) < 79 ||

             char.Parse(letter.ToUpper()) > 79 && char.Parse(letter.ToUpper()) < 85 ||

             char.Parse(letter.ToUpper()) > 85 && char.Parse(letter.ToUpper()) < 90)

    {

        consonants++;

        if (n + 5 <= Divine_Comedy.Length)

        {

            if(Divine_Comedy.Substring(n, 5) == "Dante")

            {

                names++;

            }

        }

    }

    else if (char.Parse(letter.ToUpper()) == 33 || char.Parse(letter.ToUpper()) == 34 ||

             char.Parse(letter.ToUpper()) == 40 || char.Parse(letter.ToUpper()) == 44 ||

             char.Parse(letter.ToUpper()) == 45 || char.Parse(letter.ToUpper()) == 46 ||

             char.Parse(letter.ToUpper()) == 58 || char.Parse(letter.ToUpper()) == 59 ||

             char.Parse(letter.ToUpper()) == 63 || char.Parse(letter.ToUpper()) == 94 ||

             char.Parse(letter.ToUpper()) == 174)

    {

        punctuation++;

    }

}

​

Console.WriteLine("This text has " + (vowels + consonants) + " letters.\n");

Console.WriteLine("This text has " + vowels + " vowels.\n");

Console.WriteLine("This text has " + consonants + " consonants.\n");

Console.WriteLine("This text has " + space + " blank spaces.\n");

Console.WriteLine("This text has " + lines + " lines.\n");

Console.WriteLine("This song has " + punctuation + " puntuation signs.\n");

Console.WriteLine("This text mentions Dante and Vergilio " + names + " times.\n");

Console.WriteLine("This text says the word 'infierno' " + infernus + " times.\n");

Console.WriteLine("This text has " + numbers + " numbers.\n");

Console.WriteLine("This text says the word chant " + chant + " times.\n");

    }

}