playlist

def sort_playlist(arr):
	arr = arr[:]
	for num_pass in range(len(arr)-1,0,-1):
		for i in range(num_pass):
			if arr[i][1] > arr[i+1][1]:
				arr[i], arr[i+1] = arr[i+1],arr[i]
	return arr			

def select_songs(playlist,time):
	sorted_playlist = sort_playlist
	sum = 0
	for index,song in enumerate(sorted_playlist):
		sum = sum + song[1]
		if sum >= time:
			return sorted_playlist[0:index]