Результат выполнения:

1. Сортировка справочника по возрасту
   sortByAge:
   Person(name=Nilolay, surname=Zatochkin, age=65)
   Person(name=Natalya, surname=Sidorova, age=50)
   Person(name=Tatyana, surname=Petrova, age=36)
   Person(name=Sergey, surname=Petrov, age=35)
   Person(name=Ivan, surname=Petrov, age=10)

2. Сортировка справочника по имени
   sortByName:
   Person(name=Ivan, surname=Petrov, age=10)
   Person(name=Sergey, surname=Petrov, age=35)
   Person(name=Tatyana, surname=Petrova, age=36)
   Person(name=Natalya, surname=Sidorova, age=50)
   Person(name=Nilolay, surname=Zatochkin, age=65)

3. Переворот Map
   sourceMap:
   1 -> one
   2 -> two
   3 -> three
   swap:
   one -> 1
   two -> 2
   three -> 3

4. Собственный List
   naturalList: NaturalList(1..5)
   subList(1, 3): [2, 3]
   containsAll(listOf(1, 2, 3, 4, 5)): true
   containsAll(listOf(1, 2, 3, 4, 5, 6)): false

5. equals() и hashCode() для списка
   naturalList == kotlinList: true
   kotlinList == naturalList: true
   naturalList.hashCode(): 29615266
   kotlinList.hashCode(): 29615266