bubule sort with ruby

buble_sort.rb

# buble sort with ruby

def bublesort(arr)
  n = arr.length - 1
  sorted = true
  while sorted do
    sorted = false
    
    n.times do |i|
      if arr[i] > arr[i + 1]
        arr[i], arr[i + 1] = arr[i + 1], arr[i] # exchange array elements
        sorted = true
      end
    end
  end
  
  arr
end