gistfile1.rb

playlist = ['Black Dog', 'Four Sticks', 'Battle of Evermore', 'When The Levee Breaks', 'Stairway to Heaven', 'Rock-n-Roll', 'Misty Mountain Hop', 'Going to California']

def shuffle playlist 
	
	shuffled_list = []

	while playlist.length > 0 

		rand_index = rand(playlist.length)
		current_index = 0
		new_arr = []

		playlist.each do |item|

			if rand_index == current_index
				shuffled_list.push item
			else
				new_arr.push item
			end
			
			current_index = current_index + 1
		end

		playlist = new_arr
		
	end

shuffled_list

end


puts shuffle(playlist)