from tqdm import tqdm

def optimize(l):
	back = input("Enter background color > ")
	new_l = []
	for i in tqdm(l):
		if i[2] == back:
			continue
		else:
			new_l.append(i)

	f = open("out.txt", "w")
	f.write(str(new_l))
	f.close()

	print(f"Lenght before: {len(l)}")
	print(f"Lenght after: {len(new_l)}")
	optimized = len(l)-len(new_l)
	print(f"Optimized: {optimized} ( -{round(optimized/(len(l)/100))}% )")
	
	return new_l