Sha256: 23b958332454c5ca854b40dc9bd2318653eaa44ea427efebb61f4655cc53a07b
Contents?: true
Size: 434 Bytes
Versions: 396
Compression:
Stored size: 434 Bytes
Contents
class School
def initialize
@students = Hash.new { |hash, key| hash[key] = [] }
end
def students_by_grade
@students.keys.sort.map { |level| grade(level) }
end
def add(student, level)
@students[level] << student
@students[level].sort!
end
def students(level)
@students[level]
end
def grade(level)
{ grade: level, students: students(level) }
end
end
module BookKeeping
VERSION = 3
end
Version data entries
396 entries across 396 versions & 1 rubygems