def sort(arr):
	for i in range(1, len(arr)):
		key = arr[i]
		j = i - 1

		while j >= 0 and arr[j][1] < key[1]:
			arr[j + 1] = arr[j]
			j -= 1
		arr[j + 1] = key

	return arr

def mv(n):
	for i in range(abs(n)):
		if n > 0:
			move(North)
		else:
			move(South)

def sampler():
	for i in range(10):
		till()
		if i != 9:
			move(North)

	for i in range(10):
		while measure() != 7:
			harvest()
			plant(Entities.Sunflower)
			use_item(Items.Fertilizer, 4)
		move(South)

def worker(x):
	def _worker():
		for i in range(x):
			move(East)
		for i in range(10):
			till()
			if i != 9:
				move(North)
		while True:
			order = []
			for i in range(10):
				plant(Entities.Sunflower)
				use_item(Items.Water)
				order.append((i, measure()))
				if i != 9:
					move(South)
			order = sort(order)

			do_a_flip()
			for i in order:
				distance = i[0] - get_pos_y()
				mv(distance)
				harvest()

			while get_pos_y() != 9:
				move(North)
	return spawn_drone(_worker)




wait_for(spawn_drone(sampler))
for i in range(1, 16):
	worker(i)