# typed: true
class C1; end;
class C2; end;
class C3; end;
class C4; end;
class C5; end;
class C6; end;
class C7; end;
class C8; end;
class C9; end;
class C10; end;
class C11; end;
class C12; end;
class C13; end;
class C13; end;
class C13; end;
class C13; end;
class C13; end;
class C13; end;
class C13; end;
class C14; end;
class C15; end;
class C16; end;
class C17; end;
class C18; end;
class C19; end;
class C20; end;


class A
  def self.send_beta_invitation(invite:)
    case invite
      when 1
        r = C1
      when 2
        r = C2
      when 3
        r = C3
      when 4
        r = C4
      when 5
        r = C5
      when 6
        r = C6
      when 7
        r = C7
      when 8
        r = C8
      when 9
        r = C9
      when 10
        r = C10
      when 11
        r = C11
      when 12
        r = C12
      when 13
        r = C13
      when 14
        r = C14
      when 15
        r = C15
      when 16
        r = C16
      when 17
        r = C17
      when 18
        r = C18
      when 19
        r = C19
      when 20
        r = C20
      else
        raise "Bla bla bla"
    end
    s = r
    return s
  end
end
