local_cohort.rb

class LocalCohort < GlobalCohort
  attr_reader :city, :students, :global_cohort

  def initialize(city, global_cohort)
    @city, @global_cohort = city, global_cohort
    @students = []
  end

  def global_cohort_name
    global_cohort.name
  end

  def add_student(student)
    @students << student
  end
end