using System;
using System.Collections.Generic;
using System.Linq;

namespace HomeWork
{
    class Program
    {
        static void Main(string[] args)
        {

            var people = CreatePeople();

            var distinctPeople = people.Distinct(new Comparer()).OrderBy(x => x.Name);

            foreach (var person in distinctPeople)
            {
                Console.WriteLine($"Person name: {person.Name}");
            }

        }

        private static List<Person> CreatePeople()
        {
            return new List<Person>
            {
                new Person() { Name = "Nancy", Age = 7, PhoneNumber = "1", Languages = new List<string> {"English", "French", "Spanish", "Polish", "Ukrainian", "Portugal" }, },

                new Person() { Name = "Nancy", Age = 18, PhoneNumber = "1", Languages = new List<string> {"Spanish", "Polish", "Ukrainian", "Portugal" }, },

                new Person() { Name = "Bob", Age = 10, PhoneNumber = "2", Languages = new List<string> {"Spanish", "Polish", "Ukrainian" }, },

                new Person() { Name = "Bob", Age = 20, PhoneNumber = "2", Languages = new List<string> {"Spanish", "Portugal" }, },

                new Person() { Name = "Bob", Age = 11, PhoneNumber = "2", Languages = new List<string> {"Spanish", "Polish", "Ukrainian", "Portugal" }, },

                new Person() { Name = "Bob", Age = 2, PhoneNumber = "2", Languages = new List<string> {"English", "French", "Spanish"}, },

                new Person() { Name = "Ashtray", Age = 24, PhoneNumber = "3", Languages = new List<string> {"English", "French", "Spanish", "Polish", "Ukrainian", "Portugal" }, },

                new Person() { Name = "Nelson", Age = 80, PhoneNumber = "4", Languages = new List<string> {"English", "Polish", "Ukrainian", "Portugal" }, },

                new Person() { Name = "Monica", Age = 15, PhoneNumber = "5", Languages = new List<string> {"English", "French", "Spanish", "Polish", "Ukrainian" }, }
            };
        }
    }

    class Comparer : IEqualityComparer<Person>
    {
        public bool Equals(Person x, Person y)
        {
            return x.Name == y.Name;
        }

        public int GetHashCode(Person obj)
        {
            return obj.Name.GetHashCode();
        }
    }

    class Person
    {
        public int Age { get; set; }

        public string PhoneNumber { get; set; }

        public string Name { get; set; }

        public List<string> Languages { get; set; }
    }
}