Dyrits · May 10, 2023 08:06
diff --git a/--Programming Languages.md b/--Programming Languages.md
diff --git a/Language.cs b/Language.cs
 using System;
 using System.Collections.Generic;

 namespace ProgrammingLanguages
 {
  public class Language
  {
    public static Language FromTsv(string tsvLine)
    {
      string[] values = tsvLine.Split('\t');
      Language lang = new Language(
        Convert.ToInt32(values[0]),
        Convert.ToString(values[1]),
        Convert.ToString(values[2]),
        Convert.ToString(values[3]));
      return lang;
    }

    public int Year
    { get; set; }

    public string Name
    { get; set; }

    public string ChiefDeveloper
    { get; set; }

    public string Predecessors
    { get; set; }

    public Language(int year, string name, string chiefDeveloper, string predecessors)
    {
      Year = year;
      Name = name;
      ChiefDeveloper = chiefDeveloper;
      Predecessors = predecessors;
    }

    public string Prettify()
    {
      return $"{Year}, {Name}, {ChiefDeveloper}, {Predecessors}";
    }

    // #10
    public static void PrettyPrintAll(IEnumerable<Language> languages)
    {
      foreach (var language in languages)
      {
        Console.WriteLine(language.Prettify());
      }
    }
  }
 }
diff --git a/Program.cs b/Program.cs
 using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;

 namespace ProgrammingLanguages
 {
  class Program
  {
    static void Main()
    {
      List<Language> languages = File.ReadAllLines("./languages.tsv")
        .Skip(1)
        .Select(line => Language.FromTsv(line))
        .ToList();

        // #1
        foreach (var language in languages)
        {
          Console.WriteLine(language.Prettify());
        }

        // #2
        var descriptions = languages.Select(language => $"{language.Name} was created in ${language.Year} by {language.ChiefDeveloper}.");
        foreach (var description in descriptions)
        {
          Console.WriteLine(description);
        }

        // #3
        Console.WriteLine(languages.Where(language => language.Name == "C#").First().Prettify());

        // #4
        var microsoftLanguages = languages.Where(language => language.ChiefDeveloper.Contains("Microsoft"));
        foreach (var microsoftLanguage in microsoftLanguages)
        {
          Console.WriteLine(microsoftLanguage.Prettify());
        }

        // #5 
        var lispSuccessors = languages.Where(language => language.Predecessors.Contains("Lisp"));
        foreach (var lispSuccessor in lispSuccessors)
        {
          Console.WriteLine(lispSuccessor.Prettify());
        }

        // #6
        var scripts = languages.Where(language => language.Name.Contains("Script")).Select(language => language.Name);
        foreach (var script in scripts)
        {
          Console.WriteLine(script);
        }

        // #7
        Console.WriteLine(languages.Count());

        // #8
        var milleniums = languages.Where(language => language.Year > 1994 && language.Year < 2006);
        Console.WriteLine(milleniums.Count());

        // #9
        var milleniumsDates = milleniums.Select(millenium => $"{millenium.Name} was invented in {millenium.Year}.");
         foreach (var milleniumsDate in milleniumsDates)
        {
          Console.WriteLine(milleniumsDate);
        }

        // #10
        Language.PrettyPrintAll(languages);

        // #11

    }

    public static void PrintAll(IEnumerable<Object> elements)
    {
          foreach (var element in elements)
      {
        Console.WriteLine(element);
      }
    }
  }
 }
Year	Name	Chief Developer	Predecessors
1990	AMOS BASIC	François Lionet, Constantin Sotiropoulos	STOS BASIC
1991	Visual Basic	Alan Cooper (sold to Microsoft)	QuickBASIC
1995	Ruby	Yukihiro Matsumoto	Smalltalk;Perl
2009	Go	Google	C;Oberon;Limbo;Smalltalk
	using System;
	using System.Collections.Generic;

	namespace ProgrammingLanguages
	{
	public class Language
	{
	public static Language FromTsv(string tsvLine)
	{
	string[] values = tsvLine.Split('\t');
	Language lang = new Language(
	Convert.ToInt32(values[0]),
	Convert.ToString(values[1]),
	Convert.ToString(values[2]),
	Convert.ToString(values[3]));
	return lang;
	}

	public int Year
	{ get; set; }

	public string Name
	{ get; set; }

	public string ChiefDeveloper
	{ get; set; }

	public string Predecessors
	{ get; set; }

	public Language(int year, string name, string chiefDeveloper, string predecessors)
	{
	Year = year;
	Name = name;
	ChiefDeveloper = chiefDeveloper;
	Predecessors = predecessors;
	}

	public string Prettify()
	{
	return $"{Year}, {Name}, {ChiefDeveloper}, {Predecessors}";
	}

	// #10
	public static void PrettyPrintAll(IEnumerable<Language> languages)
	{
	foreach (var language in languages)
	{
	Console.WriteLine(language.Prettify());
	}
	}
	}
	}
	using System;
	using System.Collections.Generic;
	using System.IO;
	using System.Linq;

	namespace ProgrammingLanguages
	{
	class Program
	{
	static void Main()
	{
	List<Language> languages = File.ReadAllLines("./languages.tsv")
	.Skip(1)
	.Select(line => Language.FromTsv(line))
	.ToList();

	// #1
	foreach (var language in languages)
	{
	Console.WriteLine(language.Prettify());
	}

	// #2
	var descriptions = languages.Select(language => $"{language.Name} was created in ${language.Year} by {language.ChiefDeveloper}.");
	foreach (var description in descriptions)
	{
	Console.WriteLine(description);
	}

	// #3
	Console.WriteLine(languages.Where(language => language.Name == "C#").First().Prettify());

	// #4
	var microsoftLanguages = languages.Where(language => language.ChiefDeveloper.Contains("Microsoft"));
	foreach (var microsoftLanguage in microsoftLanguages)
	{
	Console.WriteLine(microsoftLanguage.Prettify());
	}

	// #5
	var lispSuccessors = languages.Where(language => language.Predecessors.Contains("Lisp"));
	foreach (var lispSuccessor in lispSuccessors)
	{
	Console.WriteLine(lispSuccessor.Prettify());
	}

	// #6
	var scripts = languages.Where(language => language.Name.Contains("Script")).Select(language => language.Name);
	foreach (var script in scripts)
	{
	Console.WriteLine(script);
	}

	// #7
	Console.WriteLine(languages.Count());

	// #8
	var milleniums = languages.Where(language => language.Year > 1994 && language.Year < 2006);
	Console.WriteLine(milleniums.Count());

	// #9
	var milleniumsDates = milleniums.Select(millenium => $"{millenium.Name} was invented in {millenium.Year}.");
	foreach (var milleniumsDate in milleniumsDates)
	{
	Console.WriteLine(milleniumsDate);
	}

	// #10
	Language.PrettyPrintAll(languages);

	// #11

	}

	public static void PrintAll(IEnumerable<Object> elements)
	{
	foreach (var element in elements)
	{
	Console.WriteLine(element);
	}
	}
	}
	}