linq6

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


namespace ConsoleApp3
{
    class Program
    {
        static void Main(string[] args)
        {
            List<Soldier> soldiers1 = new List<Soldier>{
                new Soldier("Kola","Serjant","Ak-47",2),
                new Soldier("Basya","Maior","PM",6),
                new Soldier("Alex","Prapor","AK-74",4),
            new Soldier("Bova","Captain","PM",4) };

            List<Soldier> soldiers2 = new List<Soldier>{
                new Soldier("Oola","Serjant","Ak-47",2),
                new Soldier("Aasya","Maior","PM",6),
                new Soldier("Llex","Prapor","AK-74",4),
            new Soldier("Oova","Captain","PM",4) };

            var newSoldiers = soldiers1.Where(soldier => soldier.Name.ToUpper().StartsWith('B'));

            foreach (var soldier in newSoldiers)
            {
                soldiers2.Add(soldier);
            }

            foreach (var soldier in soldiers2)
            {
                Console.WriteLine(soldier.Name);
            }

        }
    }

    class Soldier
    {
        public string Name { get; private set; }

        public string Title { get; private set; }
        public string Armament { get; private set; }
        public int ServiceLife { get; private set; }

        public Soldier(string name, string title, string armament, int serviceLife)
        {
            Name = name;
            Title = title;
            Armament = armament;
            ServiceLife = serviceLife;
        }


    }
}