Изменения
→Реализация
  <tex>\mathtt{Involved} \leftarrow \varnothing</tex>
  '''for''' <tex>q \in C</tex> '''and''' <tex>r \in \mathtt{Inv}[q][a]</tex>
    <tex>i = \mathtt{Class}[qr]</tex>
    '''if''' <tex>\mathtt{Size}[i] == 0</tex>
      '''insert''' <tex>i</tex> '''in''' <tex>\mathtt{Involved}</tex>
